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Finding the Third Proportional to 5,604.19 and 8,918.86

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Solution

The third proportional to 5,604.19 and 8,918.86 is: 14,194.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.19 : 8,918.86 = 8,918.86 : x
  2. Step 2: Convert to fraction form
    5,604.19/8,918.86 = 8,918.86/x
  3. Step 3: Cross multiply
    5,604.19x = 8,918.86 × 8,918.86
  4. Step 4: Simplify right side
    5,604.19x = 79,546,052.55
  5. Step 5: Solve for x
    x = 79,546,052.55/5,604.19
  6. Step 6: Final answer
    x = 14,194.04

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.