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Finding the Third Proportional to 5,810 and 8,587

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Solution

The third proportional to 5,810 and 8,587 is: 12,691.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810 : 8,587 = 8,587 : x
  2. Step 2: Convert to fraction form
    5,810/8,587 = 8,587/x
  3. Step 3: Cross multiply
    5,810x = 8,587 × 8,587
  4. Step 4: Simplify right side
    5,810x = 73,736,569
  5. Step 5: Solve for x
    x = 73,736,569/5,810
  6. Step 6: Final answer
    x = 12,691.32

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.