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Finding the Third Proportional to 120,637 and 265,068

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Solution

The third proportional to 120,637 and 265,068 is: 582,417.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,637 : 265,068 = 265,068 : x
  2. Step 2: Convert to fraction form
    120,637/265,068 = 265,068/x
  3. Step 3: Cross multiply
    120,637x = 265,068 × 265,068
  4. Step 4: Simplify right side
    120,637x = 70,261,044,624
  5. Step 5: Solve for x
    x = 70,261,044,624/120,637
  6. Step 6: Final answer
    x = 582,417.04

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.