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Finding the Fourth Proportional to 22,993.80, 34,496.70 and 7,411.80

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Solution

The fourth proportional to 22,993.80, 34,496.70 and 7,411.80 is: 11,119.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,993.80 : 34,496.70 = 7,411.80 : x
  2. Step 2: Convert to fraction form
    22,993.80/34,496.70 = 7,411.80/x
  3. Step 3: Cross multiply
    22,993.80x = 34,496.70 × 7,411.80
  4. Step 4: Simplify right side
    22,993.80x = 255,682,641.06
  5. Step 5: Solve for x
    x = 255,682,641.06/22,993.80
  6. Step 6: Final answer
    x = 11,119.63

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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.