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Finding the Fourth Proportional to 1,696.39, 2,544.32 and 463.91

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Solution

The fourth proportional to 1,696.39, 2,544.32 and 463.91 is: 695.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696.39 : 2,544.32 = 463.91 : x
  2. Step 2: Convert to fraction form
    1,696.39/2,544.32 = 463.91/x
  3. Step 3: Cross multiply
    1,696.39x = 2,544.32 × 463.91
  4. Step 4: Simplify right side
    1,696.39x = 1,180,323.93
  5. Step 5: Solve for x
    x = 1,180,323.93/1,696.39
  6. Step 6: Final answer
    x = 695.79

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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.