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Finding the Fourth Proportional to 7,234.99, 10,851.25 and 2,039.65

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Solution

The fourth proportional to 7,234.99, 10,851.25 and 2,039.65 is: 3,059.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.99 : 10,851.25 = 2,039.65 : x
  2. Step 2: Convert to fraction form
    7,234.99/10,851.25 = 2,039.65/x
  3. Step 3: Cross multiply
    7,234.99x = 10,851.25 × 2,039.65
  4. Step 4: Simplify right side
    7,234.99x = 22,132,752.06
  5. Step 5: Solve for x
    x = 22,132,752.06/7,234.99
  6. Step 6: Final answer
    x = 3,059.13

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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.