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Finding the Third Proportional to 57,552 and 77,754

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Solution

The third proportional to 57,552 and 77,754 is: 105,047.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,552 : 77,754 = 77,754 : x
  2. Step 2: Convert to fraction form
    57,552/77,754 = 77,754/x
  3. Step 3: Cross multiply
    57,552x = 77,754 × 77,754
  4. Step 4: Simplify right side
    57,552x = 6,045,684,516
  5. Step 5: Solve for x
    x = 6,045,684,516/57,552
  6. Step 6: Final answer
    x = 105,047.34

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.