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Finding the Fourth Proportional to 304,593.50, 457,050.10 and 124,812.38

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Solution

The fourth proportional to 304,593.50, 457,050.10 and 124,812.38 is: 187,284.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,593.50 : 457,050.10 = 124,812.38 : x
  2. Step 2: Convert to fraction form
    304,593.50/457,050.10 = 124,812.38/x
  3. Step 3: Cross multiply
    304,593.50x = 457,050.10 × 124,812.38
  4. Step 4: Simplify right side
    304,593.50x = 57,045,510,760.24
  5. Step 5: Solve for x
    x = 57,045,510,760.24/304,593.50
  6. Step 6: Final answer
    x = 187,284.07

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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.