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Finding the Third Proportional to 727,676 and 1,530,748

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Solution

The third proportional to 727,676 and 1,530,748 is: 3,220,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,676 : 1,530,748 = 1,530,748 : x
  2. Step 2: Convert to fraction form
    727,676/1,530,748 = 1,530,748/x
  3. Step 3: Cross multiply
    727,676x = 1,530,748 × 1,530,748
  4. Step 4: Simplify right side
    727,676x = 2,343,189,439,504
  5. Step 5: Solve for x
    x = 2,343,189,439,504/727,676
  6. Step 6: Final answer
    x = 3,220,099.93

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.