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Finding the Fourth Proportional to 583,352.75, 805,027.34 and 315,080.75

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Solution

The fourth proportional to 583,352.75, 805,027.34 and 315,080.75 is: 434,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,352.75 : 805,027.34 = 315,080.75 : x
  2. Step 2: Convert to fraction form
    583,352.75/805,027.34 = 315,080.75/x
  3. Step 3: Cross multiply
    583,352.75x = 805,027.34 × 315,080.75
  4. Step 4: Simplify right side
    583,352.75x = 253,648,616,482.30
  5. Step 5: Solve for x
    x = 253,648,616,482.30/583,352.75
  6. Step 6: Final answer
    x = 434,811.73

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