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Finding the Fourth Proportional to 1,736.43, 2,604.48 and 956.18

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Solution

The fourth proportional to 1,736.43, 2,604.48 and 956.18 is: 1,434.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.43 : 2,604.48 = 956.18 : x
  2. Step 2: Convert to fraction form
    1,736.43/2,604.48 = 956.18/x
  3. Step 3: Cross multiply
    1,736.43x = 2,604.48 × 956.18
  4. Step 4: Simplify right side
    1,736.43x = 2,490,351.69
  5. Step 5: Solve for x
    x = 2,490,351.69/1,736.43
  6. Step 6: Final answer
    x = 1,434.18

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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.