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Finding the Third Proportional to 542,768 and 1,160,231

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Solution

The third proportional to 542,768 and 1,160,231 is: 2,480,131.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,768 : 1,160,231 = 1,160,231 : x
  2. Step 2: Convert to fraction form
    542,768/1,160,231 = 1,160,231/x
  3. Step 3: Cross multiply
    542,768x = 1,160,231 × 1,160,231
  4. Step 4: Simplify right side
    542,768x = 1,346,135,973,361
  5. Step 5: Solve for x
    x = 1,346,135,973,361/542,768
  6. Step 6: Final answer
    x = 2,480,131.43

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.