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Finding the Third Proportional to 240,665.04 and 360,247.92

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Solution

The third proportional to 240,665.04 and 360,247.92 is: 539,249.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,665.04 : 360,247.92 = 360,247.92 : x
  2. Step 2: Convert to fraction form
    240,665.04/360,247.92 = 360,247.92/x
  3. Step 3: Cross multiply
    240,665.04x = 360,247.92 × 360,247.92
  4. Step 4: Simplify right side
    240,665.04x = 129,778,560,465.88
  5. Step 5: Solve for x
    x = 129,778,560,465.88/240,665.04
  6. Step 6: Final answer
    x = 539,249.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.