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Finding the Fourth Proportional to 262,134.40, 393,201.60 and 241,859.20

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Solution

The fourth proportional to 262,134.40, 393,201.60 and 241,859.20 is: 362,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,134.40 : 393,201.60 = 241,859.20 : x
  2. Step 2: Convert to fraction form
    262,134.40/393,201.60 = 241,859.20/x
  3. Step 3: Cross multiply
    262,134.40x = 393,201.60 × 241,859.20
  4. Step 4: Simplify right side
    262,134.40x = 95,099,424,414.72
  5. Step 5: Solve for x
    x = 95,099,424,414.72/262,134.40
  6. Step 6: Final answer
    x = 362,788.80

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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.