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Finding the Third Proportional to 5,500,659 and 8,261,332.50

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Solution

The third proportional to 5,500,659 and 8,261,332.50 is: 12,407,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500,659 : 8,261,332.50 = 8,261,332.50 : x
  2. Step 2: Convert to fraction form
    5,500,659/8,261,332.50 = 8,261,332.50/x
  3. Step 3: Cross multiply
    5,500,659x = 8,261,332.50 × 8,261,332.50
  4. Step 4: Simplify right side
    5,500,659x = 68,249,614,675,556.25
  5. Step 5: Solve for x
    x = 68,249,614,675,556.25/5,500,659
  6. Step 6: Final answer
    x = 12,407,534.20

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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.