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Finding the Fourth Proportional to 293,948.17, 405,734.80 and 191,989.21

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Solution

The fourth proportional to 293,948.17, 405,734.80 and 191,989.21 is: 265,001.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,948.17 : 405,734.80 = 191,989.21 : x
  2. Step 2: Convert to fraction form
    293,948.17/405,734.80 = 191,989.21/x
  3. Step 3: Cross multiply
    293,948.17x = 405,734.80 × 191,989.21
  4. Step 4: Simplify right side
    293,948.17x = 77,896,703,721.51
  5. Step 5: Solve for x
    x = 77,896,703,721.51/293,948.17
  6. Step 6: Final answer
    x = 265,001.49

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