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Finding the Third Proportional to 240,390 and 366,941

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Solution

The third proportional to 240,390 and 366,941 is: 560,113.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,390 : 366,941 = 366,941 : x
  2. Step 2: Convert to fraction form
    240,390/366,941 = 366,941/x
  3. Step 3: Cross multiply
    240,390x = 366,941 × 366,941
  4. Step 4: Simplify right side
    240,390x = 134,645,697,481
  5. Step 5: Solve for x
    x = 134,645,697,481/240,390
  6. Step 6: Final answer
    x = 560,113.55

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.