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Finding the Third Proportional to 550,071 and 875,271

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Solution

The third proportional to 550,071 and 875,271 is: 1,392,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,071 : 875,271 = 875,271 : x
  2. Step 2: Convert to fraction form
    550,071/875,271 = 875,271/x
  3. Step 3: Cross multiply
    550,071x = 875,271 × 875,271
  4. Step 4: Simplify right side
    550,071x = 766,099,323,441
  5. Step 5: Solve for x
    x = 766,099,323,441/550,071
  6. Step 6: Final answer
    x = 1,392,728.07

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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.