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Finding the Fourth Proportional to 373,179.54, 514,580.79 and 252,110.61

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Solution

The fourth proportional to 373,179.54, 514,580.79 and 252,110.61 is: 347,637.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,179.54 : 514,580.79 = 252,110.61 : x
  2. Step 2: Convert to fraction form
    373,179.54/514,580.79 = 252,110.61/x
  3. Step 3: Cross multiply
    373,179.54x = 514,580.79 × 252,110.61
  4. Step 4: Simplify right side
    373,179.54x = 129,731,276,861.18
  5. Step 5: Solve for x
    x = 129,731,276,861.18/373,179.54
  6. Step 6: Final answer
    x = 347,637.70

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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.