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Finding the Third Proportional to 38,306 and 60,915

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Solution

The third proportional to 38,306 and 60,915 is: 96,868.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,306 : 60,915 = 60,915 : x
  2. Step 2: Convert to fraction form
    38,306/60,915 = 60,915/x
  3. Step 3: Cross multiply
    38,306x = 60,915 × 60,915
  4. Step 4: Simplify right side
    38,306x = 3,710,637,225
  5. Step 5: Solve for x
    x = 3,710,637,225/38,306
  6. Step 6: Final answer
    x = 96,868.30

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.