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Finding the Fourth Proportional to 638,281.74, 957,425.76 and 189,011.10

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Solution

The fourth proportional to 638,281.74, 957,425.76 and 189,011.10 is: 283,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,281.74 : 957,425.76 = 189,011.10 : x
  2. Step 2: Convert to fraction form
    638,281.74/957,425.76 = 189,011.10/x
  3. Step 3: Cross multiply
    638,281.74x = 957,425.76 × 189,011.10
  4. Step 4: Simplify right side
    638,281.74x = 180,964,096,065.94
  5. Step 5: Solve for x
    x = 180,964,096,065.94/638,281.74
  6. Step 6: Final answer
    x = 283,517.58

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