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Finding the Fourth Proportional to 8,367,072.85, 12,550,609.28 and 8,367,072.85

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Solution

The fourth proportional to 8,367,072.85, 12,550,609.28 and 8,367,072.85 is: 12,550,609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367,072.85 : 12,550,609.28 = 8,367,072.85 : x
  2. Step 2: Convert to fraction form
    8,367,072.85/12,550,609.28 = 8,367,072.85/x
  3. Step 3: Cross multiply
    8,367,072.85x = 12,550,609.28 × 8,367,072.85
  4. Step 4: Simplify right side
    8,367,072.85x = 105,011,862,157,646.03
  5. Step 5: Solve for x
    x = 105,011,862,157,646.03/8,367,072.85
  6. Step 6: Final answer
    x = 12,550,609.28

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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.