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Finding the Third Proportional to 240,721.50 and 372,534.75

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Solution

The third proportional to 240,721.50 and 372,534.75 is: 576,525.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,721.50 : 372,534.75 = 372,534.75 : x
  2. Step 2: Convert to fraction form
    240,721.50/372,534.75 = 372,534.75/x
  3. Step 3: Cross multiply
    240,721.50x = 372,534.75 × 372,534.75
  4. Step 4: Simplify right side
    240,721.50x = 138,782,139,957.56
  5. Step 5: Solve for x
    x = 138,782,139,957.56/240,721.50
  6. Step 6: Final answer
    x = 576,525.74

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.