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Finding the Fourth Proportional to 1,576.20, 2,363.99 and 795.99

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Solution

The fourth proportional to 1,576.20, 2,363.99 and 795.99 is: 1,193.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576.20 : 2,363.99 = 795.99 : x
  2. Step 2: Convert to fraction form
    1,576.20/2,363.99 = 795.99/x
  3. Step 3: Cross multiply
    1,576.20x = 2,363.99 × 795.99
  4. Step 4: Simplify right side
    1,576.20x = 1,881,708.42
  5. Step 5: Solve for x
    x = 1,881,708.42/1,576.20
  6. Step 6: Final answer
    x = 1,193.83

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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.