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Finding the Third Proportional to 38,488.92 and 56,679.75

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Solution

The third proportional to 38,488.92 and 56,679.75 is: 83,468.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,488.92 : 56,679.75 = 56,679.75 : x
  2. Step 2: Convert to fraction form
    38,488.92/56,679.75 = 56,679.75/x
  3. Step 3: Cross multiply
    38,488.92x = 56,679.75 × 56,679.75
  4. Step 4: Simplify right side
    38,488.92x = 3,212,594,060.06
  5. Step 5: Solve for x
    x = 3,212,594,060.06/38,488.92
  6. Step 6: Final answer
    x = 83,468.02

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.