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Finding the Third Proportional to 932,451.75 and 1,392,921

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Solution

The third proportional to 932,451.75 and 1,392,921 is: 2,080,782.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,451.75 : 1,392,921 = 1,392,921 : x
  2. Step 2: Convert to fraction form
    932,451.75/1,392,921 = 1,392,921/x
  3. Step 3: Cross multiply
    932,451.75x = 1,392,921 × 1,392,921
  4. Step 4: Simplify right side
    932,451.75x = 1,940,228,912,241
  5. Step 5: Solve for x
    x = 1,940,228,912,241/932,451.75
  6. Step 6: Final answer
    x = 2,080,782.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.