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Finding the Fourth Proportional to 1,653.44, 2,282.31 and 1,024.43

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Solution

The fourth proportional to 1,653.44, 2,282.31 and 1,024.43 is: 1,414.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653.44 : 2,282.31 = 1,024.43 : x
  2. Step 2: Convert to fraction form
    1,653.44/2,282.31 = 1,024.43/x
  3. Step 3: Cross multiply
    1,653.44x = 2,282.31 × 1,024.43
  4. Step 4: Simplify right side
    1,653.44x = 2,338,055.42
  5. Step 5: Solve for x
    x = 2,338,055.42/1,653.44
  6. Step 6: Final answer
    x = 1,414.06

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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.