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Finding the Third Proportional to 49,587 and 75,543

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Solution

The third proportional to 49,587 and 75,543 is: 115,085.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,587 : 75,543 = 75,543 : x
  2. Step 2: Convert to fraction form
    49,587/75,543 = 75,543/x
  3. Step 3: Cross multiply
    49,587x = 75,543 × 75,543
  4. Step 4: Simplify right side
    49,587x = 5,706,744,849
  5. Step 5: Solve for x
    x = 5,706,744,849/49,587
  6. Step 6: Final answer
    x = 115,085.50

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.