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Finding the Third Proportional to 550,851 and 1,167,861

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Solution

The third proportional to 550,851 and 1,167,861 is: 2,475,985.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,851 : 1,167,861 = 1,167,861 : x
  2. Step 2: Convert to fraction form
    550,851/1,167,861 = 1,167,861/x
  3. Step 3: Cross multiply
    550,851x = 1,167,861 × 1,167,861
  4. Step 4: Simplify right side
    550,851x = 1,363,899,315,321
  5. Step 5: Solve for x
    x = 1,363,899,315,321/550,851
  6. Step 6: Final answer
    x = 2,475,985.91

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.