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Finding the Fourth Proportional to 375.76, 562.53 and 284.81

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Solution

The fourth proportional to 375.76, 562.53 and 284.81 is: 426.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.76 : 562.53 = 284.81 : x
  2. Step 2: Convert to fraction form
    375.76/562.53 = 284.81/x
  3. Step 3: Cross multiply
    375.76x = 562.53 × 284.81
  4. Step 4: Simplify right side
    375.76x = 160,214.17
  5. Step 5: Solve for x
    x = 160,214.17/375.76
  6. Step 6: Final answer
    x = 426.38

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