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Finding the Fourth Proportional to 467,278.40, 700,917.60 and 267,521.60

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Solution

The fourth proportional to 467,278.40, 700,917.60 and 267,521.60 is: 401,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,278.40 : 700,917.60 = 267,521.60 : x
  2. Step 2: Convert to fraction form
    467,278.40/700,917.60 = 267,521.60/x
  3. Step 3: Cross multiply
    467,278.40x = 700,917.60 × 267,521.60
  4. Step 4: Simplify right side
    467,278.40x = 187,510,597,820.16
  5. Step 5: Solve for x
    x = 187,510,597,820.16/467,278.40
  6. Step 6: Final answer
    x = 401,282.40

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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.