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Finding the Third Proportional to 864,676 and 1,293,558

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Solution

The third proportional to 864,676 and 1,293,558 is: 1,935,166.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,676 : 1,293,558 = 1,293,558 : x
  2. Step 2: Convert to fraction form
    864,676/1,293,558 = 1,293,558/x
  3. Step 3: Cross multiply
    864,676x = 1,293,558 × 1,293,558
  4. Step 4: Simplify right side
    864,676x = 1,673,292,299,364
  5. Step 5: Solve for x
    x = 1,673,292,299,364/864,676
  6. Step 6: Final answer
    x = 1,935,166.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.