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Finding the Fourth Proportional to 5,719.04, 8,524.48 and 5,529.50

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Solution

The fourth proportional to 5,719.04, 8,524.48 and 5,529.50 is: 8,241.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.04 : 8,524.48 = 5,529.50 : x
  2. Step 2: Convert to fraction form
    5,719.04/8,524.48 = 5,529.50/x
  3. Step 3: Cross multiply
    5,719.04x = 8,524.48 × 5,529.50
  4. Step 4: Simplify right side
    5,719.04x = 47,136,112.16
  5. Step 5: Solve for x
    x = 47,136,112.16/5,719.04
  6. Step 6: Final answer
    x = 8,241.96

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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.