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Finding the Third Proportional to 57,451.50 and 82,746

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Solution

The third proportional to 57,451.50 and 82,746 is: 119,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,451.50 : 82,746 = 82,746 : x
  2. Step 2: Convert to fraction form
    57,451.50/82,746 = 82,746/x
  3. Step 3: Cross multiply
    57,451.50x = 82,746 × 82,746
  4. Step 4: Simplify right side
    57,451.50x = 6,846,900,516
  5. Step 5: Solve for x
    x = 6,846,900,516/57,451.50
  6. Step 6: Final answer
    x = 119,177.05

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.