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Finding the Third Proportional to 162,093 and 260,439

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Solution

The third proportional to 162,093 and 260,439 is: 418,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,093 : 260,439 = 260,439 : x
  2. Step 2: Convert to fraction form
    162,093/260,439 = 260,439/x
  3. Step 3: Cross multiply
    162,093x = 260,439 × 260,439
  4. Step 4: Simplify right side
    162,093x = 67,828,472,721
  5. Step 5: Solve for x
    x = 67,828,472,721/162,093
  6. Step 6: Final answer
    x = 418,454.05

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.