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Finding the Fourth Proportional to 368,714.44, 553,243.89 and 191,124.57

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Solution

The fourth proportional to 368,714.44, 553,243.89 and 191,124.57 is: 286,776.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,714.44 : 553,243.89 = 191,124.57 : x
  2. Step 2: Convert to fraction form
    368,714.44/553,243.89 = 191,124.57/x
  3. Step 3: Cross multiply
    368,714.44x = 553,243.89 × 191,124.57
  4. Step 4: Simplify right side
    368,714.44x = 105,738,503,372.76
  5. Step 5: Solve for x
    x = 105,738,503,372.76/368,714.44
  6. Step 6: Final answer
    x = 286,776.14

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