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Finding the Fourth Proportional to 1,536.26, 2,303.31 and 495.92

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Solution

The fourth proportional to 1,536.26, 2,303.31 and 495.92 is: 743.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536.26 : 2,303.31 = 495.92 : x
  2. Step 2: Convert to fraction form
    1,536.26/2,303.31 = 495.92/x
  3. Step 3: Cross multiply
    1,536.26x = 2,303.31 × 495.92
  4. Step 4: Simplify right side
    1,536.26x = 1,142,257.50
  5. Step 5: Solve for x
    x = 1,142,257.50/1,536.26
  6. Step 6: Final answer
    x = 743.53

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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.