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Finding the Fourth Proportional to 2,750.51, 4,126.27 and 901.73

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Solution

The fourth proportional to 2,750.51, 4,126.27 and 901.73 is: 1,352.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.51 : 4,126.27 = 901.73 : x
  2. Step 2: Convert to fraction form
    2,750.51/4,126.27 = 901.73/x
  3. Step 3: Cross multiply
    2,750.51x = 4,126.27 × 901.73
  4. Step 4: Simplify right side
    2,750.51x = 3,720,781.45
  5. Step 5: Solve for x
    x = 3,720,781.45/2,750.51
  6. Step 6: Final answer
    x = 1,352.76

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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.