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Finding the Fourth Proportional to 1,176, 1,622.88 and 652.14

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Solution

The fourth proportional to 1,176, 1,622.88 and 652.14 is: 899.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176 : 1,622.88 = 652.14 : x
  2. Step 2: Convert to fraction form
    1,176/1,622.88 = 652.14/x
  3. Step 3: Cross multiply
    1,176x = 1,622.88 × 652.14
  4. Step 4: Simplify right side
    1,176x = 1,058,344.96
  5. Step 5: Solve for x
    x = 1,058,344.96/1,176
  6. Step 6: Final answer
    x = 899.95

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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.