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Finding the Fourth Proportional to 317,200.90, 437,737.30 and 173,963.94

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Solution

The fourth proportional to 317,200.90, 437,737.30 and 173,963.94 is: 240,070.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,200.90 : 437,737.30 = 173,963.94 : x
  2. Step 2: Convert to fraction form
    317,200.90/437,737.30 = 173,963.94/x
  3. Step 3: Cross multiply
    317,200.90x = 437,737.30 × 173,963.94
  4. Step 4: Simplify right side
    317,200.90x = 76,150,505,392.96
  5. Step 5: Solve for x
    x = 76,150,505,392.96/317,200.90
  6. Step 6: Final answer
    x = 240,070.27

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