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Finding the Fourth Proportional to 483.04, 723.12 and 290.08

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Solution

The fourth proportional to 483.04, 723.12 and 290.08 is: 434.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.04 : 723.12 = 290.08 : x
  2. Step 2: Convert to fraction form
    483.04/723.12 = 290.08/x
  3. Step 3: Cross multiply
    483.04x = 723.12 × 290.08
  4. Step 4: Simplify right side
    483.04x = 209,762.65
  5. Step 5: Solve for x
    x = 209,762.65/483.04
  6. Step 6: Final answer
    x = 434.26

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