Home / 835,226.41-1,152,613.20-453,253.19

Finding the Fourth Proportional to 835,226.41, 1,152,613.20 and 453,253.19

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Solution

The fourth proportional to 835,226.41, 1,152,613.20 and 453,253.19 is: 625,489.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,226.41 : 1,152,613.20 = 453,253.19 : x
  2. Step 2: Convert to fraction form
    835,226.41/1,152,613.20 = 453,253.19/x
  3. Step 3: Cross multiply
    835,226.41x = 1,152,613.20 × 453,253.19
  4. Step 4: Simplify right side
    835,226.41x = 522,425,607,469.84
  5. Step 5: Solve for x
    x = 522,425,607,469.84/835,226.41
  6. Step 6: Final answer
    x = 625,489.81

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Half scale
Find fourth proportional to 1,670,452.82, 2,305,226.39 and 906,506.38
Double scale
Find fourth proportional to 835,227.41, 1,152,614.58 and 453,254.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.