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Finding the Fourth Proportional to 1,736.94, 2,396.99 and 951.05

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Solution

The fourth proportional to 1,736.94, 2,396.99 and 951.05 is: 1,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.94 : 2,396.99 = 951.05 : x
  2. Step 2: Convert to fraction form
    1,736.94/2,396.99 = 951.05/x
  3. Step 3: Cross multiply
    1,736.94x = 2,396.99 × 951.05
  4. Step 4: Simplify right side
    1,736.94x = 2,279,640.60
  5. Step 5: Solve for x
    x = 2,279,640.60/1,736.94
  6. Step 6: Final answer
    x = 1,312.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.