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Finding the Fourth Proportional to 8,803,992.70, 13,205,989.05 and 2,414,890.90

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Solution

The fourth proportional to 8,803,992.70, 13,205,989.05 and 2,414,890.90 is: 3,622,336.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803,992.70 : 13,205,989.05 = 2,414,890.90 : x
  2. Step 2: Convert to fraction form
    8,803,992.70/13,205,989.05 = 2,414,890.90/x
  3. Step 3: Cross multiply
    8,803,992.70x = 13,205,989.05 × 2,414,890.90
  4. Step 4: Simplify right side
    8,803,992.70x = 31,891,022,782,344.64
  5. Step 5: Solve for x
    x = 31,891,022,782,344.64/8,803,992.70
  6. Step 6: Final answer
    x = 3,622,336.35

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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.