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Finding the Fourth Proportional to 1,735.85, 2,604.67 and 956.47

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Solution

The fourth proportional to 1,735.85, 2,604.67 and 956.47 is: 1,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735.85 : 2,604.67 = 956.47 : x
  2. Step 2: Convert to fraction form
    1,735.85/2,604.67 = 956.47/x
  3. Step 3: Cross multiply
    1,735.85x = 2,604.67 × 956.47
  4. Step 4: Simplify right side
    1,735.85x = 2,491,283.93
  5. Step 5: Solve for x
    x = 2,491,283.93/1,735.85
  6. Step 6: Final answer
    x = 1,435.20

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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.