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Finding the Fourth Proportional to 963.12, 1,446.04 and 598.36

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Solution

The fourth proportional to 963.12, 1,446.04 and 598.36 is: 898.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    963.12 : 1,446.04 = 598.36 : x
  2. Step 2: Convert to fraction form
    963.12/1,446.04 = 598.36/x
  3. Step 3: Cross multiply
    963.12x = 1,446.04 × 598.36
  4. Step 4: Simplify right side
    963.12x = 865,252.49
  5. Step 5: Solve for x
    x = 865,252.49/963.12
  6. Step 6: Final answer
    x = 898.38

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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.