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Finding the Fourth Proportional to 1,364.52, 2,044.06 and 633.12

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Solution

The fourth proportional to 1,364.52, 2,044.06 and 633.12 is: 948.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364.52 : 2,044.06 = 633.12 : x
  2. Step 2: Convert to fraction form
    1,364.52/2,044.06 = 633.12/x
  3. Step 3: Cross multiply
    1,364.52x = 2,044.06 × 633.12
  4. Step 4: Simplify right side
    1,364.52x = 1,294,135.27
  5. Step 5: Solve for x
    x = 1,294,135.27/1,364.52
  6. Step 6: Final answer
    x = 948.42

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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.