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Finding the Fourth Proportional to 962.33, 1,328.03 and 536.98

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Solution

The fourth proportional to 962.33, 1,328.03 and 536.98 is: 741.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    962.33 : 1,328.03 = 536.98 : x
  2. Step 2: Convert to fraction form
    962.33/1,328.03 = 536.98/x
  3. Step 3: Cross multiply
    962.33x = 1,328.03 × 536.98
  4. Step 4: Simplify right side
    962.33x = 713,123.57
  5. Step 5: Solve for x
    x = 713,123.57/962.33
  6. Step 6: Final answer
    x = 741.04

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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.