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Finding the Third Proportional to 5,600,805.75 and 8,649,911.53

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Solution

The third proportional to 5,600,805.75 and 8,649,911.53 is: 13,358,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600,805.75 : 8,649,911.53 = 8,649,911.53 : x
  2. Step 2: Convert to fraction form
    5,600,805.75/8,649,911.53 = 8,649,911.53/x
  3. Step 3: Cross multiply
    5,600,805.75x = 8,649,911.53 × 8,649,911.53
  4. Step 4: Simplify right side
    5,600,805.75x = 74,820,969,498,451.72
  5. Step 5: Solve for x
    x = 74,820,969,498,451.72/5,600,805.75
  6. Step 6: Final answer
    x = 13,358,965.27

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.