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Finding the Fourth Proportional to 401,378.79, 602,168.52 and 283,280.79

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Solution

The fourth proportional to 401,378.79, 602,168.52 and 283,280.79 is: 424,992.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,378.79 : 602,168.52 = 283,280.79 : x
  2. Step 2: Convert to fraction form
    401,378.79/602,168.52 = 283,280.79/x
  3. Step 3: Cross multiply
    401,378.79x = 602,168.52 × 283,280.79
  4. Step 4: Simplify right side
    401,378.79x = 170,582,774,058.73
  5. Step 5: Solve for x
    x = 170,582,774,058.73/401,378.79
  6. Step 6: Final answer
    x = 424,992.00

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