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Finding the Third Proportional to 57,360.75 and 63,819.75

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Solution

The third proportional to 57,360.75 and 63,819.75 is: 71,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,360.75 : 63,819.75 = 63,819.75 : x
  2. Step 2: Convert to fraction form
    57,360.75/63,819.75 = 63,819.75/x
  3. Step 3: Cross multiply
    57,360.75x = 63,819.75 × 63,819.75
  4. Step 4: Simplify right side
    57,360.75x = 4,072,960,490.06
  5. Step 5: Solve for x
    x = 4,072,960,490.06/57,360.75
  6. Step 6: Final answer
    x = 71,006.05

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.