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Finding the Third Proportional to 865,440.38 and 1,883,272.13

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Solution

The third proportional to 865,440.38 and 1,883,272.13 is: 4,098,160.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,440.38 : 1,883,272.13 = 1,883,272.13 : x
  2. Step 2: Convert to fraction form
    865,440.38/1,883,272.13 = 1,883,272.13/x
  3. Step 3: Cross multiply
    865,440.38x = 1,883,272.13 × 1,883,272.13
  4. Step 4: Simplify right side
    865,440.38x = 3,546,713,896,802.02
  5. Step 5: Solve for x
    x = 3,546,713,896,802.02/865,440.38
  6. Step 6: Final answer
    x = 4,098,160.89

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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.