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Finding the Fourth Proportional to 9,847,186.20, 14,770,779.30 and 9,847,186.20

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Solution

The fourth proportional to 9,847,186.20, 14,770,779.30 and 9,847,186.20 is: 14,770,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,847,186.20 : 14,770,779.30 = 9,847,186.20 : x
  2. Step 2: Convert to fraction form
    9,847,186.20/14,770,779.30 = 9,847,186.20/x
  3. Step 3: Cross multiply
    9,847,186.20x = 14,770,779.30 × 9,847,186.20
  4. Step 4: Simplify right side
    9,847,186.20x = 145,450,614,086,205.66
  5. Step 5: Solve for x
    x = 145,450,614,086,205.66/9,847,186.20
  6. Step 6: Final answer
    x = 14,770,779.30

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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.