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Finding the Third Proportional to 550,062.75 and 875,212.50

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Solution

The third proportional to 550,062.75 and 875,212.50 is: 1,392,562.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,062.75 : 875,212.50 = 875,212.50 : x
  2. Step 2: Convert to fraction form
    550,062.75/875,212.50 = 875,212.50/x
  3. Step 3: Cross multiply
    550,062.75x = 875,212.50 × 875,212.50
  4. Step 4: Simplify right side
    550,062.75x = 765,996,920,156.25
  5. Step 5: Solve for x
    x = 765,996,920,156.25/550,062.75
  6. Step 6: Final answer
    x = 1,392,562.79

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.