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Finding the Fourth Proportional to 363,008.80, 544,141.68 and 353,902.24

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Solution

The fourth proportional to 363,008.80, 544,141.68 and 353,902.24 is: 530,491.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,008.80 : 544,141.68 = 353,902.24 : x
  2. Step 2: Convert to fraction form
    363,008.80/544,141.68 = 353,902.24/x
  3. Step 3: Cross multiply
    363,008.80x = 544,141.68 × 353,902.24
  4. Step 4: Simplify right side
    363,008.80x = 192,572,959,429.36
  5. Step 5: Solve for x
    x = 192,572,959,429.36/363,008.80
  6. Step 6: Final answer
    x = 530,491.16

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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.