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Finding the Third Proportional to 338,020 and 734,864

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Solution

The third proportional to 338,020 and 734,864 is: 1,597,612.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,020 : 734,864 = 734,864 : x
  2. Step 2: Convert to fraction form
    338,020/734,864 = 734,864/x
  3. Step 3: Cross multiply
    338,020x = 734,864 × 734,864
  4. Step 4: Simplify right side
    338,020x = 540,025,098,496
  5. Step 5: Solve for x
    x = 540,025,098,496/338,020
  6. Step 6: Final answer
    x = 1,597,612.86

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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.