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Finding the Fourth Proportional to 732.33, 1,098.80 and 536.72

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Solution

The fourth proportional to 732.33, 1,098.80 and 536.72 is: 805.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.33 : 1,098.80 = 536.72 : x
  2. Step 2: Convert to fraction form
    732.33/1,098.80 = 536.72/x
  3. Step 3: Cross multiply
    732.33x = 1,098.80 × 536.72
  4. Step 4: Simplify right side
    732.33x = 589,739.76
  5. Step 5: Solve for x
    x = 589,739.76/732.33
  6. Step 6: Final answer
    x = 805.29

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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.