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Finding the Third Proportional to 5,480 and 8,596

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Solution

The third proportional to 5,480 and 8,596 is: 13,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480 : 8,596 = 8,596 : x
  2. Step 2: Convert to fraction form
    5,480/8,596 = 8,596/x
  3. Step 3: Cross multiply
    5,480x = 8,596 × 8,596
  4. Step 4: Simplify right side
    5,480x = 73,891,216
  5. Step 5: Solve for x
    x = 73,891,216/5,480
  6. Step 6: Final answer
    x = 13,483.80

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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.