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Finding the Fourth Proportional to 423,404.16, 584,279.37 and 232,420.74

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Solution

The fourth proportional to 423,404.16, 584,279.37 and 232,420.74 is: 320,730.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,404.16 : 584,279.37 = 232,420.74 : x
  2. Step 2: Convert to fraction form
    423,404.16/584,279.37 = 232,420.74/x
  3. Step 3: Cross multiply
    423,404.16x = 584,279.37 × 232,420.74
  4. Step 4: Simplify right side
    423,404.16x = 135,798,643,542.13
  5. Step 5: Solve for x
    x = 135,798,643,542.13/423,404.16
  6. Step 6: Final answer
    x = 320,730.54

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