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Finding the Third Proportional to 74,733.89 and 124,556.48

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Solution

The third proportional to 74,733.89 and 124,556.48 is: 207,594.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,733.89 : 124,556.48 = 124,556.48 : x
  2. Step 2: Convert to fraction form
    74,733.89/124,556.48 = 124,556.48/x
  3. Step 3: Cross multiply
    74,733.89x = 124,556.48 × 124,556.48
  4. Step 4: Simplify right side
    74,733.89x = 15,514,317,799.86
  5. Step 5: Solve for x
    x = 15,514,317,799.86/74,733.89
  6. Step 6: Final answer
    x = 207,594.14

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.