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Finding the Third Proportional to 479,042 and 798,360

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Solution

The third proportional to 479,042 and 798,360 is: 1,330,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,042 : 798,360 = 798,360 : x
  2. Step 2: Convert to fraction form
    479,042/798,360 = 798,360/x
  3. Step 3: Cross multiply
    479,042x = 798,360 × 798,360
  4. Step 4: Simplify right side
    479,042x = 637,378,689,600
  5. Step 5: Solve for x
    x = 637,378,689,600/479,042
  6. Step 6: Final answer
    x = 1,330,527.78

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.