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Finding the Fourth Proportional to 270,066.48, 372,691.76 and 150,834.48

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Solution

The fourth proportional to 270,066.48, 372,691.76 and 150,834.48 is: 208,151.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,066.48 : 372,691.76 = 150,834.48 : x
  2. Step 2: Convert to fraction form
    270,066.48/372,691.76 = 150,834.48/x
  3. Step 3: Cross multiply
    270,066.48x = 372,691.76 × 150,834.48
  4. Step 4: Simplify right side
    270,066.48x = 56,214,767,819.88
  5. Step 5: Solve for x
    x = 56,214,767,819.88/270,066.48
  6. Step 6: Final answer
    x = 208,151.59

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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.