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Finding the Fourth Proportional to 5,981.94, 8,972.94 and 2,521.62

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Solution

The fourth proportional to 5,981.94, 8,972.94 and 2,521.62 is: 3,782.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.94 : 8,972.94 = 2,521.62 : x
  2. Step 2: Convert to fraction form
    5,981.94/8,972.94 = 2,521.62/x
  3. Step 3: Cross multiply
    5,981.94x = 8,972.94 × 2,521.62
  4. Step 4: Simplify right side
    5,981.94x = 22,626,344.96
  5. Step 5: Solve for x
    x = 22,626,344.96/5,981.94
  6. Step 6: Final answer
    x = 3,782.44

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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.