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Finding the Fourth Proportional to 524,341.68, 785,287.80 and 482,001.36

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Solution

The fourth proportional to 524,341.68, 785,287.80 and 482,001.36 is: 721,876.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,341.68 : 785,287.80 = 482,001.36 : x
  2. Step 2: Convert to fraction form
    524,341.68/785,287.80 = 482,001.36/x
  3. Step 3: Cross multiply
    524,341.68x = 785,287.80 × 482,001.36
  4. Step 4: Simplify right side
    524,341.68x = 378,509,787,591.41
  5. Step 5: Solve for x
    x = 378,509,787,591.41/524,341.68
  6. Step 6: Final answer
    x = 721,876.22

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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.