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Finding the Third Proportional to 758,155.13 and 1,649,169.38

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Solution

The third proportional to 758,155.13 and 1,649,169.38 is: 3,587,339.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,155.13 : 1,649,169.38 = 1,649,169.38 : x
  2. Step 2: Convert to fraction form
    758,155.13/1,649,169.38 = 1,649,169.38/x
  3. Step 3: Cross multiply
    758,155.13x = 1,649,169.38 × 1,649,169.38
  4. Step 4: Simplify right side
    758,155.13x = 2,719,759,627,437.89
  5. Step 5: Solve for x
    x = 2,719,759,627,437.89/758,155.13
  6. Step 6: Final answer
    x = 3,587,339.24

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.