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Finding the Fourth Proportional to 22,265.00, 33,398.51 and 12,396.84

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Solution

The fourth proportional to 22,265.00, 33,398.51 and 12,396.84 is: 18,595.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.00 : 33,398.51 = 12,396.84 : x
  2. Step 2: Convert to fraction form
    22,265.00/33,398.51 = 12,396.84/x
  3. Step 3: Cross multiply
    22,265.00x = 33,398.51 × 12,396.84
  4. Step 4: Simplify right side
    22,265.00x = 414,035,922.72
  5. Step 5: Solve for x
    x = 414,035,922.72/22,265.00
  6. Step 6: Final answer
    x = 18,595.82

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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.