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Finding the Fourth Proportional to 7,234.70, 10,846.80 and 4,888.90

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Solution

The fourth proportional to 7,234.70, 10,846.80 and 4,888.90 is: 7,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.70 : 10,846.80 = 4,888.90 : x
  2. Step 2: Convert to fraction form
    7,234.70/10,846.80 = 4,888.90/x
  3. Step 3: Cross multiply
    7,234.70x = 10,846.80 × 4,888.90
  4. Step 4: Simplify right side
    7,234.70x = 53,028,920.52
  5. Step 5: Solve for x
    x = 53,028,920.52/7,234.70
  6. Step 6: Final answer
    x = 7,329.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.