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Finding the Fourth Proportional to 2,028.12, 3,041.48 and 795.20

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Solution

The fourth proportional to 2,028.12, 3,041.48 and 795.20 is: 1,192.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.12 : 3,041.48 = 795.20 : x
  2. Step 2: Convert to fraction form
    2,028.12/3,041.48 = 795.20/x
  3. Step 3: Cross multiply
    2,028.12x = 3,041.48 × 795.20
  4. Step 4: Simplify right side
    2,028.12x = 2,418,584.90
  5. Step 5: Solve for x
    x = 2,418,584.90/2,028.12
  6. Step 6: Final answer
    x = 1,192.53

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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.