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Finding the Fourth Proportional to 924.19, 1,275.36 and 531.19

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Solution

The fourth proportional to 924.19, 1,275.36 and 531.19 is: 733.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    924.19 : 1,275.36 = 531.19 : x
  2. Step 2: Convert to fraction form
    924.19/1,275.36 = 531.19/x
  3. Step 3: Cross multiply
    924.19x = 1,275.36 × 531.19
  4. Step 4: Simplify right side
    924.19x = 677,458.48
  5. Step 5: Solve for x
    x = 677,458.48/924.19
  6. Step 6: Final answer
    x = 733.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.