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Finding the Third Proportional to 936,632 and 2,210,306

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Solution

The third proportional to 936,632 and 2,210,306 is: 5,215,978.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,632 : 2,210,306 = 2,210,306 : x
  2. Step 2: Convert to fraction form
    936,632/2,210,306 = 2,210,306/x
  3. Step 3: Cross multiply
    936,632x = 2,210,306 × 2,210,306
  4. Step 4: Simplify right side
    936,632x = 4,885,452,613,636
  5. Step 5: Solve for x
    x = 4,885,452,613,636/936,632
  6. Step 6: Final answer
    x = 5,215,978.76

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.