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Finding the Fourth Proportional to 317,114.58, 437,624.05 and 173,866.02

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Solution

The fourth proportional to 317,114.58, 437,624.05 and 173,866.02 is: 239,938.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,114.58 : 437,624.05 = 173,866.02 : x
  2. Step 2: Convert to fraction form
    317,114.58/437,624.05 = 173,866.02/x
  3. Step 3: Cross multiply
    317,114.58x = 437,624.05 × 173,866.02
  4. Step 4: Simplify right side
    317,114.58x = 76,087,951,829.78
  5. Step 5: Solve for x
    x = 76,087,951,829.78/317,114.58
  6. Step 6: Final answer
    x = 239,938.36

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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.