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Finding the Third Proportional to 115,600 and 240,360

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Solution

The third proportional to 115,600 and 240,360 is: 499,765.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,600 : 240,360 = 240,360 : x
  2. Step 2: Convert to fraction form
    115,600/240,360 = 240,360/x
  3. Step 3: Cross multiply
    115,600x = 240,360 × 240,360
  4. Step 4: Simplify right side
    115,600x = 57,772,929,600
  5. Step 5: Solve for x
    x = 57,772,929,600/115,600
  6. Step 6: Final answer
    x = 499,765.83

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.