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Finding the Fourth Proportional to 369,454.64, 553,180.96 and 191,588.66

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Solution

The fourth proportional to 369,454.64, 553,180.96 and 191,588.66 is: 286,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,454.64 : 553,180.96 = 191,588.66 : x
  2. Step 2: Convert to fraction form
    369,454.64/553,180.96 = 191,588.66/x
  3. Step 3: Cross multiply
    369,454.64x = 553,180.96 × 191,588.66
  4. Step 4: Simplify right side
    369,454.64x = 105,983,198,863.91
  5. Step 5: Solve for x
    x = 105,983,198,863.91/369,454.64
  6. Step 6: Final answer
    x = 286,863.90

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