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Finding the Third Proportional to 38,353 and 51,817.50

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Solution

The third proportional to 38,353 and 51,817.50 is: 70,008.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,353 : 51,817.50 = 51,817.50 : x
  2. Step 2: Convert to fraction form
    38,353/51,817.50 = 51,817.50/x
  3. Step 3: Cross multiply
    38,353x = 51,817.50 × 51,817.50
  4. Step 4: Simplify right side
    38,353x = 2,685,053,306.25
  5. Step 5: Solve for x
    x = 2,685,053,306.25/38,353
  6. Step 6: Final answer
    x = 70,008.95

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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.