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Finding the Fourth Proportional to 317,089.68, 437,580.52 and 173,849.41

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Solution

The fourth proportional to 317,089.68, 437,580.52 and 173,849.41 is: 239,910.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,089.68 : 437,580.52 = 173,849.41 : x
  2. Step 2: Convert to fraction form
    317,089.68/437,580.52 = 173,849.41/x
  3. Step 3: Cross multiply
    317,089.68x = 437,580.52 × 173,849.41
  4. Step 4: Simplify right side
    317,089.68x = 76,073,115,229.49
  5. Step 5: Solve for x
    x = 76,073,115,229.49/317,089.68
  6. Step 6: Final answer
    x = 239,910.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.