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Finding the Fourth Proportional to 3,624, 5,436 and 888

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Solution

The fourth proportional to 3,624, 5,436 and 888 is: 1,332

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624 : 5,436 = 888 : x
  2. Step 2: Convert to fraction form
    3,624/5,436 = 888/x
  3. Step 3: Cross multiply
    3,624x = 5,436 × 888
  4. Step 4: Simplify right side
    3,624x = 4,827,168
  5. Step 5: Solve for x
    x = 4,827,168/3,624
  6. Step 6: Final answer
    x = 1,332

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.