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Finding the Fourth Proportional to 22,863.49, 34,297.28 and 7,281.12

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Solution

The fourth proportional to 22,863.49, 34,297.28 and 7,281.12 is: 10,922.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,863.49 : 34,297.28 = 7,281.12 : x
  2. Step 2: Convert to fraction form
    22,863.49/34,297.28 = 7,281.12/x
  3. Step 3: Cross multiply
    22,863.49x = 34,297.28 × 7,281.12
  4. Step 4: Simplify right side
    22,863.49x = 249,722,611.35
  5. Step 5: Solve for x
    x = 249,722,611.35/22,863.49
  6. Step 6: Final answer
    x = 10,922.33

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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.