Home / 866,188.02-1,195,347.15-479,029.71

Finding the Fourth Proportional to 866,188.02, 1,195,347.15 and 479,029.71

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Solution

The fourth proportional to 866,188.02, 1,195,347.15 and 479,029.71 is: 661,065.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,188.02 : 1,195,347.15 = 479,029.71 : x
  2. Step 2: Convert to fraction form
    866,188.02/1,195,347.15 = 479,029.71/x
  3. Step 3: Cross multiply
    866,188.02x = 1,195,347.15 × 479,029.71
  4. Step 4: Simplify right side
    866,188.02x = 572,606,798,613.83
  5. Step 5: Solve for x
    x = 572,606,798,613.83/866,188.02
  6. Step 6: Final answer
    x = 661,065.25

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Double scale
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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.