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Finding the Fourth Proportional to 5,895.78, 8,838.20 and 2,607.12

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Solution

The fourth proportional to 5,895.78, 8,838.20 and 2,607.12 is: 3,908.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,895.78 : 8,838.20 = 2,607.12 : x
  2. Step 2: Convert to fraction form
    5,895.78/8,838.20 = 2,607.12/x
  3. Step 3: Cross multiply
    5,895.78x = 8,838.20 × 2,607.12
  4. Step 4: Simplify right side
    5,895.78x = 23,042,247.98
  5. Step 5: Solve for x
    x = 23,042,247.98/5,895.78
  6. Step 6: Final answer
    x = 3,908.26

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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.