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Finding the Fourth Proportional to 384,643.22, 577,030.43 and 171,488.48

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Solution

The fourth proportional to 384,643.22, 577,030.43 and 171,488.48 is: 257,261.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,643.22 : 577,030.43 = 171,488.48 : x
  2. Step 2: Convert to fraction form
    384,643.22/577,030.43 = 171,488.48/x
  3. Step 3: Cross multiply
    384,643.22x = 577,030.43 × 171,488.48
  4. Step 4: Simplify right side
    384,643.22x = 98,954,068,898.02
  5. Step 5: Solve for x
    x = 98,954,068,898.02/384,643.22
  6. Step 6: Final answer
    x = 257,261.96

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