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Finding the Third Proportional to 540,500 and 1,251,110

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Solution

The third proportional to 540,500 and 1,251,110 is: 2,895,978.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,500 : 1,251,110 = 1,251,110 : x
  2. Step 2: Convert to fraction form
    540,500/1,251,110 = 1,251,110/x
  3. Step 3: Cross multiply
    540,500x = 1,251,110 × 1,251,110
  4. Step 4: Simplify right side
    540,500x = 1,565,276,232,100
  5. Step 5: Solve for x
    x = 1,565,276,232,100/540,500
  6. Step 6: Final answer
    x = 2,895,978.23

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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.