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Finding the Third Proportional to 792,932 and 1,276,742

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Solution

The third proportional to 792,932 and 1,276,742 is: 2,055,750.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,932 : 1,276,742 = 1,276,742 : x
  2. Step 2: Convert to fraction form
    792,932/1,276,742 = 1,276,742/x
  3. Step 3: Cross multiply
    792,932x = 1,276,742 × 1,276,742
  4. Step 4: Simplify right side
    792,932x = 1,630,070,134,564
  5. Step 5: Solve for x
    x = 1,630,070,134,564/792,932
  6. Step 6: Final answer
    x = 2,055,750.22

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.