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Finding the Fourth Proportional to 418,267.90, 577,213.35 and 227,281.30

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Solution

The fourth proportional to 418,267.90, 577,213.35 and 227,281.30 is: 313,650.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,267.90 : 577,213.35 = 227,281.30 : x
  2. Step 2: Convert to fraction form
    418,267.90/577,213.35 = 227,281.30/x
  3. Step 3: Cross multiply
    418,267.90x = 577,213.35 × 227,281.30
  4. Step 4: Simplify right side
    418,267.90x = 131,189,800,565.36
  5. Step 5: Solve for x
    x = 131,189,800,565.36/418,267.90
  6. Step 6: Final answer
    x = 313,650.18

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