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Finding the Third Proportional to 540,498 and 1,251,105

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Solution

The third proportional to 540,498 and 1,251,105 is: 2,895,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,498 : 1,251,105 = 1,251,105 : x
  2. Step 2: Convert to fraction form
    540,498/1,251,105 = 1,251,105/x
  3. Step 3: Cross multiply
    540,498x = 1,251,105 × 1,251,105
  4. Step 4: Simplify right side
    540,498x = 1,565,263,721,025
  5. Step 5: Solve for x
    x = 1,565,263,721,025/540,498
  6. Step 6: Final answer
    x = 2,895,965.80

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.