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Finding the Fourth Proportional to 6,524,178.20, 9,786,267.30 and 6,524,178.20

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Solution

The fourth proportional to 6,524,178.20, 9,786,267.30 and 6,524,178.20 is: 9,786,267.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,524,178.20 : 9,786,267.30 = 6,524,178.20 : x
  2. Step 2: Convert to fraction form
    6,524,178.20/9,786,267.30 = 6,524,178.20/x
  3. Step 3: Cross multiply
    6,524,178.20x = 9,786,267.30 × 6,524,178.20
  4. Step 4: Simplify right side
    6,524,178.20x = 63,847,351,778,032.87
  5. Step 5: Solve for x
    x = 63,847,351,778,032.87/6,524,178.20
  6. Step 6: Final answer
    x = 9,786,267.30

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Double scale
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Similar ratio
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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.