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Finding the Fourth Proportional to 263,434.60, 394,230.30 and 241,316.20

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Solution

The fourth proportional to 263,434.60, 394,230.30 and 241,316.20 is: 361,130.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,434.60 : 394,230.30 = 241,316.20 : x
  2. Step 2: Convert to fraction form
    263,434.60/394,230.30 = 241,316.20/x
  3. Step 3: Cross multiply
    263,434.60x = 394,230.30 × 241,316.20
  4. Step 4: Simplify right side
    263,434.60x = 95,134,157,920.86
  5. Step 5: Solve for x
    x = 95,134,157,920.86/263,434.60
  6. Step 6: Final answer
    x = 361,130.08

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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.