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Finding the Third Proportional to 711,278 and 1,544,660

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Solution

The third proportional to 711,278 and 1,544,660 is: 3,354,489.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,278 : 1,544,660 = 1,544,660 : x
  2. Step 2: Convert to fraction form
    711,278/1,544,660 = 1,544,660/x
  3. Step 3: Cross multiply
    711,278x = 1,544,660 × 1,544,660
  4. Step 4: Simplify right side
    711,278x = 2,385,974,515,600
  5. Step 5: Solve for x
    x = 2,385,974,515,600/711,278
  6. Step 6: Final answer
    x = 3,354,489.41

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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.