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Finding the Third Proportional to 5,977.13 and 8,980.88

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Solution

The third proportional to 5,977.13 and 8,980.88 is: 13,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977.13 : 8,980.88 = 8,980.88 : x
  2. Step 2: Convert to fraction form
    5,977.13/8,980.88 = 8,980.88/x
  3. Step 3: Cross multiply
    5,977.13x = 8,980.88 × 8,980.88
  4. Step 4: Simplify right side
    5,977.13x = 80,656,115.77
  5. Step 5: Solve for x
    x = 80,656,115.77/5,977.13
  6. Step 6: Final answer
    x = 13,494.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.