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Finding the Third Proportional to 5,740.88 and 9,211.22

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Solution

The third proportional to 5,740.88 and 9,211.22 is: 14,779.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,740.88 : 9,211.22 = 9,211.22 : x
  2. Step 2: Convert to fraction form
    5,740.88/9,211.22 = 9,211.22/x
  3. Step 3: Cross multiply
    5,740.88x = 9,211.22 × 9,211.22
  4. Step 4: Simplify right side
    5,740.88x = 84,846,550.86
  5. Step 5: Solve for x
    x = 84,846,550.86/5,740.88
  6. Step 6: Final answer
    x = 14,779.38

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.