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Finding the Third Proportional to 5,338,345.50 and 8,272,962

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Solution

The third proportional to 5,338,345.50 and 8,272,962 is: 12,820,807.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,345.50 : 8,272,962 = 8,272,962 : x
  2. Step 2: Convert to fraction form
    5,338,345.50/8,272,962 = 8,272,962/x
  3. Step 3: Cross multiply
    5,338,345.50x = 8,272,962 × 8,272,962
  4. Step 4: Simplify right side
    5,338,345.50x = 68,441,900,253,444
  5. Step 5: Solve for x
    x = 68,441,900,253,444/5,338,345.50
  6. Step 6: Final answer
    x = 12,820,807.54

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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.