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Finding the Third Proportional to 553,988 and 1,192,716

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Solution

The third proportional to 553,988 and 1,192,716 is: 2,567,874.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,988 : 1,192,716 = 1,192,716 : x
  2. Step 2: Convert to fraction form
    553,988/1,192,716 = 1,192,716/x
  3. Step 3: Cross multiply
    553,988x = 1,192,716 × 1,192,716
  4. Step 4: Simplify right side
    553,988x = 1,422,571,456,656
  5. Step 5: Solve for x
    x = 1,422,571,456,656/553,988
  6. Step 6: Final answer
    x = 2,567,874.14

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.