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Finding the Third Proportional to 5,870 and 9,127

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Solution

The third proportional to 5,870 and 9,127 is: 14,191.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870 : 9,127 = 9,127 : x
  2. Step 2: Convert to fraction form
    5,870/9,127 = 9,127/x
  3. Step 3: Cross multiply
    5,870x = 9,127 × 9,127
  4. Step 4: Simplify right side
    5,870x = 83,302,129
  5. Step 5: Solve for x
    x = 83,302,129/5,870
  6. Step 6: Final answer
    x = 14,191.16

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.