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Finding the Third Proportional to 676,876.50 and 1,470,463.88

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Solution

The third proportional to 676,876.50 and 1,470,463.88 is: 3,194,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,876.50 : 1,470,463.88 = 1,470,463.88 : x
  2. Step 2: Convert to fraction form
    676,876.50/1,470,463.88 = 1,470,463.88/x
  3. Step 3: Cross multiply
    676,876.50x = 1,470,463.88 × 1,470,463.88
  4. Step 4: Simplify right side
    676,876.50x = 2,162,264,007,680.02
  5. Step 5: Solve for x
    x = 2,162,264,007,680.02/676,876.50
  6. Step 6: Final answer
    x = 3,194,473.45

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.