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Finding the Third Proportional to 1,120,306.50 and 1,721,992

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Solution

The third proportional to 1,120,306.50 and 1,721,992 is: 2,646,826.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,306.50 : 1,721,992 = 1,721,992 : x
  2. Step 2: Convert to fraction form
    1,120,306.50/1,721,992 = 1,721,992/x
  3. Step 3: Cross multiply
    1,120,306.50x = 1,721,992 × 1,721,992
  4. Step 4: Simplify right side
    1,120,306.50x = 2,965,256,448,064
  5. Step 5: Solve for x
    x = 2,965,256,448,064/1,120,306.50
  6. Step 6: Final answer
    x = 2,646,826.07

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.