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Finding the Third Proportional to 730,019.81 and 1,572,351.19

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Solution

The third proportional to 730,019.81 and 1,572,351.19 is: 3,386,604.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,019.81 : 1,572,351.19 = 1,572,351.19 : x
  2. Step 2: Convert to fraction form
    730,019.81/1,572,351.19 = 1,572,351.19/x
  3. Step 3: Cross multiply
    730,019.81x = 1,572,351.19 × 1,572,351.19
  4. Step 4: Simplify right side
    730,019.81x = 2,472,288,256,832.66
  5. Step 5: Solve for x
    x = 2,472,288,256,832.66/730,019.81
  6. Step 6: Final answer
    x = 3,386,604.33

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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.