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Finding the Fourth Proportional to 5,558.88, 8,299.32 and 4,586.88

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Solution

The fourth proportional to 5,558.88, 8,299.32 and 4,586.88 is: 6,848.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.88 : 8,299.32 = 4,586.88 : x
  2. Step 2: Convert to fraction form
    5,558.88/8,299.32 = 4,586.88/x
  3. Step 3: Cross multiply
    5,558.88x = 8,299.32 × 4,586.88
  4. Step 4: Simplify right side
    5,558.88x = 38,067,984.92
  5. Step 5: Solve for x
    x = 38,067,984.92/5,558.88
  6. Step 6: Final answer
    x = 6,848.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.