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Finding the Fourth Proportional to 1,696.24, 2,340.84 and 950.16

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Solution

The fourth proportional to 1,696.24, 2,340.84 and 950.16 is: 1,311.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696.24 : 2,340.84 = 950.16 : x
  2. Step 2: Convert to fraction form
    1,696.24/2,340.84 = 950.16/x
  3. Step 3: Cross multiply
    1,696.24x = 2,340.84 × 950.16
  4. Step 4: Simplify right side
    1,696.24x = 2,224,160.83
  5. Step 5: Solve for x
    x = 2,224,160.83/1,696.24
  6. Step 6: Final answer
    x = 1,311.23

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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.