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Finding the Third Proportional to 5,677 and 9,381.50

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Solution

The third proportional to 5,677 and 9,381.50 is: 15,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677 : 9,381.50 = 9,381.50 : x
  2. Step 2: Convert to fraction form
    5,677/9,381.50 = 9,381.50/x
  3. Step 3: Cross multiply
    5,677x = 9,381.50 × 9,381.50
  4. Step 4: Simplify right side
    5,677x = 88,012,542.25
  5. Step 5: Solve for x
    x = 88,012,542.25/5,677
  6. Step 6: Final answer
    x = 15,503.35

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.