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Finding the Fourth Proportional to 423,255.80, 584,109.81 and 232,275.98

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Solution

The fourth proportional to 423,255.80, 584,109.81 and 232,275.98 is: 320,550.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,255.80 : 584,109.81 = 232,275.98 : x
  2. Step 2: Convert to fraction form
    423,255.80/584,109.81 = 232,275.98/x
  3. Step 3: Cross multiply
    423,255.80x = 584,109.81 × 232,275.98
  4. Step 4: Simplify right side
    423,255.80x = 135,674,678,545.36
  5. Step 5: Solve for x
    x = 135,674,678,545.36/423,255.80
  6. Step 6: Final answer
    x = 320,550.08

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