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Finding the Fourth Proportional to 267,624.40, 401,436.60 and 224,078.80

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Solution

The fourth proportional to 267,624.40, 401,436.60 and 224,078.80 is: 336,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,624.40 : 401,436.60 = 224,078.80 : x
  2. Step 2: Convert to fraction form
    267,624.40/401,436.60 = 224,078.80/x
  3. Step 3: Cross multiply
    267,624.40x = 401,436.60 × 224,078.80
  4. Step 4: Simplify right side
    267,624.40x = 89,953,431,604.08
  5. Step 5: Solve for x
    x = 89,953,431,604.08/267,624.40
  6. Step 6: Final answer
    x = 336,118.20

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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.