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Finding the Fourth Proportional to 22,280.08, 33,423 and 6,699.28

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Solution

The fourth proportional to 22,280.08, 33,423 and 6,699.28 is: 10,049.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,280.08 : 33,423 = 6,699.28 : x
  2. Step 2: Convert to fraction form
    22,280.08/33,423 = 6,699.28/x
  3. Step 3: Cross multiply
    22,280.08x = 33,423 × 6,699.28
  4. Step 4: Simplify right side
    22,280.08x = 223,910,035.44
  5. Step 5: Solve for x
    x = 223,910,035.44/22,280.08
  6. Step 6: Final answer
    x = 10,049.79

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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.