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Finding the Fourth Proportional to 179,287.60, 269,514.60 and 127,058.80

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Solution

The fourth proportional to 179,287.60, 269,514.60 and 127,058.80 is: 191,001.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,287.60 : 269,514.60 = 127,058.80 : x
  2. Step 2: Convert to fraction form
    179,287.60/269,514.60 = 127,058.80/x
  3. Step 3: Cross multiply
    179,287.60x = 269,514.60 × 127,058.80
  4. Step 4: Simplify right side
    179,287.60x = 34,244,201,658.48
  5. Step 5: Solve for x
    x = 34,244,201,658.48/179,287.60
  6. Step 6: Final answer
    x = 191,001.51

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1.5x scale

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.