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Finding the Fourth Proportional to 302.16, 452.88 and 157.84

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Solution

The fourth proportional to 302.16, 452.88 and 157.84 is: 236.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.16 : 452.88 = 157.84 : x
  2. Step 2: Convert to fraction form
    302.16/452.88 = 157.84/x
  3. Step 3: Cross multiply
    302.16x = 452.88 × 157.84
  4. Step 4: Simplify right side
    302.16x = 71,482.58
  5. Step 5: Solve for x
    x = 71,482.58/302.16
  6. Step 6: Final answer
    x = 236.57

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