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Finding the Fourth Proportional to 236,995.62, 327,055.11 and 129,565.66

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Solution

The fourth proportional to 236,995.62, 327,055.11 and 129,565.66 is: 178,801.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,995.62 : 327,055.11 = 129,565.66 : x
  2. Step 2: Convert to fraction form
    236,995.62/327,055.11 = 129,565.66/x
  3. Step 3: Cross multiply
    236,995.62x = 327,055.11 × 129,565.66
  4. Step 4: Simplify right side
    236,995.62x = 42,375,110,851.76
  5. Step 5: Solve for x
    x = 42,375,110,851.76/236,995.62
  6. Step 6: Final answer
    x = 178,801.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.