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Finding the Third Proportional to 5,487 and 8,596

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Solution

The third proportional to 5,487 and 8,596 is: 13,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487 : 8,596 = 8,596 : x
  2. Step 2: Convert to fraction form
    5,487/8,596 = 8,596/x
  3. Step 3: Cross multiply
    5,487x = 8,596 × 8,596
  4. Step 4: Simplify right side
    5,487x = 73,891,216
  5. Step 5: Solve for x
    x = 73,891,216/5,487
  6. Step 6: Final answer
    x = 13,466.60

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.