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Finding the Third Proportional to 3,366,691.50 and 5,223,723

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Solution

The third proportional to 3,366,691.50 and 5,223,723 is: 8,105,073.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366,691.50 : 5,223,723 = 5,223,723 : x
  2. Step 2: Convert to fraction form
    3,366,691.50/5,223,723 = 5,223,723/x
  3. Step 3: Cross multiply
    3,366,691.50x = 5,223,723 × 5,223,723
  4. Step 4: Simplify right side
    3,366,691.50x = 27,287,281,980,729
  5. Step 5: Solve for x
    x = 27,287,281,980,729/3,366,691.50
  6. Step 6: Final answer
    x = 8,105,073.48

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.