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Finding the Fourth Proportional to 343,097.92, 514,520.52 and 118,401.04

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Solution

The fourth proportional to 343,097.92, 514,520.52 and 118,401.04 is: 177,557.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,097.92 : 514,520.52 = 118,401.04 : x
  2. Step 2: Convert to fraction form
    343,097.92/514,520.52 = 118,401.04/x
  3. Step 3: Cross multiply
    343,097.92x = 514,520.52 × 118,401.04
  4. Step 4: Simplify right side
    343,097.92x = 60,919,764,669.34
  5. Step 5: Solve for x
    x = 60,919,764,669.34/343,097.92
  6. Step 6: Final answer
    x = 177,557.95

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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.