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Finding the Fourth Proportional to 22,392.48, 33,580.90 and 7,396.39

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Solution

The fourth proportional to 22,392.48, 33,580.90 and 7,396.39 is: 11,092.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,392.48 : 33,580.90 = 7,396.39 : x
  2. Step 2: Convert to fraction form
    22,392.48/33,580.90 = 7,396.39/x
  3. Step 3: Cross multiply
    22,392.48x = 33,580.90 × 7,396.39
  4. Step 4: Simplify right side
    22,392.48x = 248,377,432.95
  5. Step 5: Solve for x
    x = 248,377,432.95/22,392.48
  6. Step 6: Final answer
    x = 11,092.00

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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.