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Finding the Third Proportional to 1,872,345.38 and 4,033,101.38

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Solution

The third proportional to 1,872,345.38 and 4,033,101.38 is: 8,687,449.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,345.38 : 4,033,101.38 = 4,033,101.38 : x
  2. Step 2: Convert to fraction form
    1,872,345.38/4,033,101.38 = 4,033,101.38/x
  3. Step 3: Cross multiply
    1,872,345.38x = 4,033,101.38 × 4,033,101.38
  4. Step 4: Simplify right side
    1,872,345.38x = 16,265,906,701,026.89
  5. Step 5: Solve for x
    x = 16,265,906,701,026.89/1,872,345.38
  6. Step 6: Final answer
    x = 8,687,449.93

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.