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Finding the Fourth Proportional to 7,234.56, 10,851.01 and 4,909.50

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Solution

The fourth proportional to 7,234.56, 10,851.01 and 4,909.50 is: 7,363.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.56 : 10,851.01 = 4,909.50 : x
  2. Step 2: Convert to fraction form
    7,234.56/10,851.01 = 4,909.50/x
  3. Step 3: Cross multiply
    7,234.56x = 10,851.01 × 4,909.50
  4. Step 4: Simplify right side
    7,234.56x = 53,273,033.60
  5. Step 5: Solve for x
    x = 53,273,033.60/7,234.56
  6. Step 6: Final answer
    x = 7,363.69

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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.