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Finding the Third Proportional to 155,514 and 233,220

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Solution

The third proportional to 155,514 and 233,220 is: 349,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,514 : 233,220 = 233,220 : x
  2. Step 2: Convert to fraction form
    155,514/233,220 = 233,220/x
  3. Step 3: Cross multiply
    155,514x = 233,220 × 233,220
  4. Step 4: Simplify right side
    155,514x = 54,391,568,400
  5. Step 5: Solve for x
    x = 54,391,568,400/155,514
  6. Step 6: Final answer
    x = 349,753.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.