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Finding the Fourth Proportional to 270,195.23, 372,888.72 and 149,333.91

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Solution

The fourth proportional to 270,195.23, 372,888.72 and 149,333.91 is: 206,091.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,195.23 : 372,888.72 = 149,333.91 : x
  2. Step 2: Convert to fraction form
    270,195.23/372,888.72 = 149,333.91/x
  3. Step 3: Cross multiply
    270,195.23x = 372,888.72 × 149,333.91
  4. Step 4: Simplify right side
    270,195.23x = 55,684,929,992.49
  5. Step 5: Solve for x
    x = 55,684,929,992.49/270,195.23
  6. Step 6: Final answer
    x = 206,091.47

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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.