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Finding the Fourth Proportional to 338,080, 466,550.40 and 187,186.72

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Solution

The fourth proportional to 338,080, 466,550.40 and 187,186.72 is: 258,317.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,080 : 466,550.40 = 187,186.72 : x
  2. Step 2: Convert to fraction form
    338,080/466,550.40 = 187,186.72/x
  3. Step 3: Cross multiply
    338,080x = 466,550.40 × 187,186.72
  4. Step 4: Simplify right side
    338,080x = 87,332,039,090.69
  5. Step 5: Solve for x
    x = 87,332,039,090.69/338,080
  6. Step 6: Final answer
    x = 258,317.67

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