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Finding the Fourth Proportional to 2,036.76, 3,055.77 and 738.24

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Solution

The fourth proportional to 2,036.76, 3,055.77 and 738.24 is: 1,107.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.76 : 3,055.77 = 738.24 : x
  2. Step 2: Convert to fraction form
    2,036.76/3,055.77 = 738.24/x
  3. Step 3: Cross multiply
    2,036.76x = 3,055.77 × 738.24
  4. Step 4: Simplify right side
    2,036.76x = 2,255,891.64
  5. Step 5: Solve for x
    x = 2,255,891.64/2,036.76
  6. Step 6: Final answer
    x = 1,107.59

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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.