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Finding the Third Proportional to 180,272 and 417,314

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Solution

The third proportional to 180,272 and 417,314 is: 966,045.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,272 : 417,314 = 417,314 : x
  2. Step 2: Convert to fraction form
    180,272/417,314 = 417,314/x
  3. Step 3: Cross multiply
    180,272x = 417,314 × 417,314
  4. Step 4: Simplify right side
    180,272x = 174,150,974,596
  5. Step 5: Solve for x
    x = 174,150,974,596/180,272
  6. Step 6: Final answer
    x = 966,045.61

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.