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Finding the Fourth Proportional to 2,024.88, 3,037.72 and 726

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Solution

The fourth proportional to 2,024.88, 3,037.72 and 726 is: 1,089.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.88 : 3,037.72 = 726 : x
  2. Step 2: Convert to fraction form
    2,024.88/3,037.72 = 726/x
  3. Step 3: Cross multiply
    2,024.88x = 3,037.72 × 726
  4. Step 4: Simplify right side
    2,024.88x = 2,205,384.72
  5. Step 5: Solve for x
    x = 2,205,384.72/2,024.88
  6. Step 6: Final answer
    x = 1,089.14

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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.