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Finding the Fourth Proportional to 502,875.94, 754,240.15 and 203,349.91

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Solution

The fourth proportional to 502,875.94, 754,240.15 and 203,349.91 is: 304,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,875.94 : 754,240.15 = 203,349.91 : x
  2. Step 2: Convert to fraction form
    502,875.94/754,240.15 = 203,349.91/x
  3. Step 3: Cross multiply
    502,875.94x = 754,240.15 × 203,349.91
  4. Step 4: Simplify right side
    502,875.94x = 153,374,666,620.89
  5. Step 5: Solve for x
    x = 153,374,666,620.89/502,875.94
  6. Step 6: Final answer
    x = 304,995.04

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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.