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Finding the Fourth Proportional to 593,219.20, 889,742.40 and 172,451.20

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Solution

The fourth proportional to 593,219.20, 889,742.40 and 172,451.20 is: 258,651.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,219.20 : 889,742.40 = 172,451.20 : x
  2. Step 2: Convert to fraction form
    593,219.20/889,742.40 = 172,451.20/x
  3. Step 3: Cross multiply
    593,219.20x = 889,742.40 × 172,451.20
  4. Step 4: Simplify right side
    593,219.20x = 153,437,144,570.88
  5. Step 5: Solve for x
    x = 153,437,144,570.88/593,219.20
  6. Step 6: Final answer
    x = 258,651.68

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