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Finding the Third Proportional to 676,269 and 1,078,375.50

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Solution

The third proportional to 676,269 and 1,078,375.50 is: 1,719,572.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,269 : 1,078,375.50 = 1,078,375.50 : x
  2. Step 2: Convert to fraction form
    676,269/1,078,375.50 = 1,078,375.50/x
  3. Step 3: Cross multiply
    676,269x = 1,078,375.50 × 1,078,375.50
  4. Step 4: Simplify right side
    676,269x = 1,162,893,719,000.25
  5. Step 5: Solve for x
    x = 1,162,893,719,000.25/676,269
  6. Step 6: Final answer
    x = 1,719,572.71

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.