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Finding the Fourth Proportional to 36,276,779.85, 54,415,169.78 and 36,276,779.85

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Solution

The fourth proportional to 36,276,779.85, 54,415,169.78 and 36,276,779.85 is: 54,415,169.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,276,779.85 : 54,415,169.78 = 36,276,779.85 : x
  2. Step 2: Convert to fraction form
    36,276,779.85/54,415,169.78 = 36,276,779.85/x
  3. Step 3: Cross multiply
    36,276,779.85x = 54,415,169.78 × 36,276,779.85
  4. Step 4: Simplify right side
    36,276,779.85x = 1,974,007,134,428,049
  5. Step 5: Solve for x
    x = 1,974,007,134,428,049/36,276,779.85
  6. Step 6: Final answer
    x = 54,415,169.78

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Double scale
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Similar ratio
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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.