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Finding the Third Proportional to 440,801.50 and 654,721.50

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Solution

The third proportional to 440,801.50 and 654,721.50 is: 972,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,801.50 : 654,721.50 = 654,721.50 : x
  2. Step 2: Convert to fraction form
    440,801.50/654,721.50 = 654,721.50/x
  3. Step 3: Cross multiply
    440,801.50x = 654,721.50 × 654,721.50
  4. Step 4: Simplify right side
    440,801.50x = 428,660,242,562.25
  5. Step 5: Solve for x
    x = 428,660,242,562.25/440,801.50
  6. Step 6: Final answer
    x = 972,456.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.