Home / 835,200.40-1,152,576.54-453,227.18

Finding the Fourth Proportional to 835,200.40, 1,152,576.54 and 453,227.18

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Solution

The fourth proportional to 835,200.40, 1,152,576.54 and 453,227.18 is: 625,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,200.40 : 1,152,576.54 = 453,227.18 : x
  2. Step 2: Convert to fraction form
    835,200.40/1,152,576.54 = 453,227.18/x
  3. Step 3: Cross multiply
    835,200.40x = 1,152,576.54 × 453,227.18
  4. Step 4: Simplify right side
    835,200.40x = 522,379,012,728.32
  5. Step 5: Solve for x
    x = 522,379,012,728.32/835,200.40
  6. Step 6: Final answer
    x = 625,453.50

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Double scale
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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.