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Finding the Fourth Proportional to 22,446.90, 33,673.59 and 6,865.74

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Solution

The fourth proportional to 22,446.90, 33,673.59 and 6,865.74 is: 10,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,446.90 : 33,673.59 = 6,865.74 : x
  2. Step 2: Convert to fraction form
    22,446.90/33,673.59 = 6,865.74/x
  3. Step 3: Cross multiply
    22,446.90x = 33,673.59 × 6,865.74
  4. Step 4: Simplify right side
    22,446.90x = 231,194,113.81
  5. Step 5: Solve for x
    x = 231,194,113.81/22,446.90
  6. Step 6: Final answer
    x = 10,299.60

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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.