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Finding the Third Proportional to 56,927 and 85,377

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Solution

The third proportional to 56,927 and 85,377 is: 128,045.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,927 : 85,377 = 85,377 : x
  2. Step 2: Convert to fraction form
    56,927/85,377 = 85,377/x
  3. Step 3: Cross multiply
    56,927x = 85,377 × 85,377
  4. Step 4: Simplify right side
    56,927x = 7,289,232,129
  5. Step 5: Solve for x
    x = 7,289,232,129/56,927
  6. Step 6: Final answer
    x = 128,045.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.