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Finding the Fourth Proportional to 2,034.80, 3,053.16 and 736.40

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Solution

The fourth proportional to 2,034.80, 3,053.16 and 736.40 is: 1,104.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.80 : 3,053.16 = 736.40 : x
  2. Step 2: Convert to fraction form
    2,034.80/3,053.16 = 736.40/x
  3. Step 3: Cross multiply
    2,034.80x = 3,053.16 × 736.40
  4. Step 4: Simplify right side
    2,034.80x = 2,248,347.02
  5. Step 5: Solve for x
    x = 2,248,347.02/2,034.80
  6. Step 6: Final answer
    x = 1,104.95

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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.