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Finding the Fourth Proportional to 36,252.40, 54,378.60 and 36,252.40

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Solution

The fourth proportional to 36,252.40, 54,378.60 and 36,252.40 is: 54,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,252.40 : 54,378.60 = 36,252.40 : x
  2. Step 2: Convert to fraction form
    36,252.40/54,378.60 = 36,252.40/x
  3. Step 3: Cross multiply
    36,252.40x = 54,378.60 × 36,252.40
  4. Step 4: Simplify right side
    36,252.40x = 1,971,354,758.64
  5. Step 5: Solve for x
    x = 1,971,354,758.64/36,252.40
  6. Step 6: Final answer
    x = 54,378.60

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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.