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Finding the Fourth Proportional to 8,084,206.05, 12,126,309.08 and 8,084,206.05

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Solution

The fourth proportional to 8,084,206.05, 12,126,309.08 and 8,084,206.05 is: 12,126,309.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,206.05 : 12,126,309.08 = 8,084,206.05 : x
  2. Step 2: Convert to fraction form
    8,084,206.05/12,126,309.08 = 8,084,206.05/x
  3. Step 3: Cross multiply
    8,084,206.05x = 12,126,309.08 × 8,084,206.05
  4. Step 4: Simplify right side
    8,084,206.05x = 98,031,581,188,284.89
  5. Step 5: Solve for x
    x = 98,031,581,188,284.89/8,084,206.05
  6. Step 6: Final answer
    x = 12,126,309.08

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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.