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Finding the Fourth Proportional to 5,569.76, 8,346.90 and 3,100.88

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Solution

The fourth proportional to 5,569.76, 8,346.90 and 3,100.88 is: 4,647.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.76 : 8,346.90 = 3,100.88 : x
  2. Step 2: Convert to fraction form
    5,569.76/8,346.90 = 3,100.88/x
  3. Step 3: Cross multiply
    5,569.76x = 8,346.90 × 3,100.88
  4. Step 4: Simplify right side
    5,569.76x = 25,882,735.27
  5. Step 5: Solve for x
    x = 25,882,735.27/5,569.76
  6. Step 6: Final answer
    x = 4,647.01

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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.