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Finding the Fourth Proportional to 219,215.74, 328,833.16 and 69,467.06

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Solution

The fourth proportional to 219,215.74, 328,833.16 and 69,467.06 is: 104,203.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,215.74 : 328,833.16 = 69,467.06 : x
  2. Step 2: Convert to fraction form
    219,215.74/328,833.16 = 69,467.06/x
  3. Step 3: Cross multiply
    219,215.74x = 328,833.16 × 69,467.06
  4. Step 4: Simplify right side
    219,215.74x = 22,843,072,855.71
  5. Step 5: Solve for x
    x = 22,843,072,855.71/219,215.74
  6. Step 6: Final answer
    x = 104,203.62

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