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Finding the Fourth Proportional to 524,731.69, 787,097.49 and 499,236.13

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Solution

The fourth proportional to 524,731.69, 787,097.49 and 499,236.13 is: 748,854.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,731.69 : 787,097.49 = 499,236.13 : x
  2. Step 2: Convert to fraction form
    524,731.69/787,097.49 = 499,236.13/x
  3. Step 3: Cross multiply
    524,731.69x = 787,097.49 × 499,236.13
  4. Step 4: Simplify right side
    524,731.69x = 392,947,504,840.31
  5. Step 5: Solve for x
    x = 392,947,504,840.31/524,731.69
  6. Step 6: Final answer
    x = 748,854.15

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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.