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Finding the Fourth Proportional to 2,833.66, 4,250.38 and 753.68

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Solution

The fourth proportional to 2,833.66, 4,250.38 and 753.68 is: 1,130.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.66 : 4,250.38 = 753.68 : x
  2. Step 2: Convert to fraction form
    2,833.66/4,250.38 = 753.68/x
  3. Step 3: Cross multiply
    2,833.66x = 4,250.38 × 753.68
  4. Step 4: Simplify right side
    2,833.66x = 3,203,426.40
  5. Step 5: Solve for x
    x = 3,203,426.40/2,833.66
  6. Step 6: Final answer
    x = 1,130.49

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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.