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Finding the Fourth Proportional to 524,055.92, 786,250.02 and 187,089.33

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Solution

The fourth proportional to 524,055.92, 786,250.02 and 187,089.33 is: 280,693.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,055.92 : 786,250.02 = 187,089.33 : x
  2. Step 2: Convert to fraction form
    524,055.92/786,250.02 = 187,089.33/x
  3. Step 3: Cross multiply
    524,055.92x = 786,250.02 × 187,089.33
  4. Step 4: Simplify right side
    524,055.92x = 147,098,989,454.29
  5. Step 5: Solve for x
    x = 147,098,989,454.29/524,055.92
  6. Step 6: Final answer
    x = 280,693.31

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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.