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Finding the Third Proportional to 372,388.50 and 575,425.13

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Solution

The third proportional to 372,388.50 and 575,425.13 is: 889,163.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,388.50 : 575,425.13 = 575,425.13 : x
  2. Step 2: Convert to fraction form
    372,388.50/575,425.13 = 575,425.13/x
  3. Step 3: Cross multiply
    372,388.50x = 575,425.13 × 575,425.13
  4. Step 4: Simplify right side
    372,388.50x = 331,114,074,481.27
  5. Step 5: Solve for x
    x = 331,114,074,481.27/372,388.50
  6. Step 6: Final answer
    x = 889,163.00

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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.