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Finding the Third Proportional to 240,724 and 372,544

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Solution

The third proportional to 240,724 and 372,544 is: 576,548.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,724 : 372,544 = 372,544 : x
  2. Step 2: Convert to fraction form
    240,724/372,544 = 372,544/x
  3. Step 3: Cross multiply
    240,724x = 372,544 × 372,544
  4. Step 4: Simplify right side
    240,724x = 138,789,031,936
  5. Step 5: Solve for x
    x = 138,789,031,936/240,724
  6. Step 6: Final answer
    x = 576,548.38

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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.