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Finding the Third Proportional to 56,932 and 84,931

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Solution

The third proportional to 56,932 and 84,931 is: 126,699.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,932 : 84,931 = 84,931 : x
  2. Step 2: Convert to fraction form
    56,932/84,931 = 84,931/x
  3. Step 3: Cross multiply
    56,932x = 84,931 × 84,931
  4. Step 4: Simplify right side
    56,932x = 7,213,274,761
  5. Step 5: Solve for x
    x = 7,213,274,761/56,932
  6. Step 6: Final answer
    x = 126,699.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.