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Finding the Third Proportional to 550,073 and 875,274

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Solution

The third proportional to 550,073 and 875,274 is: 1,392,732.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,073 : 875,274 = 875,274 : x
  2. Step 2: Convert to fraction form
    550,073/875,274 = 875,274/x
  3. Step 3: Cross multiply
    550,073x = 875,274 × 875,274
  4. Step 4: Simplify right side
    550,073x = 766,104,575,076
  5. Step 5: Solve for x
    x = 766,104,575,076/550,073
  6. Step 6: Final answer
    x = 1,392,732.56

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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.