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Finding the Fourth Proportional to 2,750.09, 4,124.67 and 901.16

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Solution

The fourth proportional to 2,750.09, 4,124.67 and 901.16 is: 1,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.09 : 4,124.67 = 901.16 : x
  2. Step 2: Convert to fraction form
    2,750.09/4,124.67 = 901.16/x
  3. Step 3: Cross multiply
    2,750.09x = 4,124.67 × 901.16
  4. Step 4: Simplify right side
    2,750.09x = 3,716,987.62
  5. Step 5: Solve for x
    x = 3,716,987.62/2,750.09
  6. Step 6: Final answer
    x = 1,351.59

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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.