Home / 572,424.04-858,654.27-287,959.13

Finding the Fourth Proportional to 572,424.04, 858,654.27 and 287,959.13

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Solution

The fourth proportional to 572,424.04, 858,654.27 and 287,959.13 is: 431,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,424.04 : 858,654.27 = 287,959.13 : x
  2. Step 2: Convert to fraction form
    572,424.04/858,654.27 = 287,959.13/x
  3. Step 3: Cross multiply
    572,424.04x = 858,654.27 × 287,959.13
  4. Step 4: Simplify right side
    572,424.04x = 247,257,335,486.67
  5. Step 5: Solve for x
    x = 247,257,335,486.67/572,424.04
  6. Step 6: Final answer
    x = 431,947.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.