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Finding the Fourth Proportional to 504.83, 696.51 and 283.74

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Solution

The fourth proportional to 504.83, 696.51 and 283.74 is: 391.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.83 : 696.51 = 283.74 : x
  2. Step 2: Convert to fraction form
    504.83/696.51 = 283.74/x
  3. Step 3: Cross multiply
    504.83x = 696.51 × 283.74
  4. Step 4: Simplify right side
    504.83x = 197,627.58
  5. Step 5: Solve for x
    x = 197,627.58/504.83
  6. Step 6: Final answer
    x = 391.47

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