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Finding the Fourth Proportional to 326,678.80, 450,785.37 and 183,406

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Solution

The fourth proportional to 326,678.80, 450,785.37 and 183,406 is: 253,082.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,678.80 : 450,785.37 = 183,406 : x
  2. Step 2: Convert to fraction form
    326,678.80/450,785.37 = 183,406/x
  3. Step 3: Cross multiply
    326,678.80x = 450,785.37 × 183,406
  4. Step 4: Simplify right side
    326,678.80x = 82,676,741,570.22
  5. Step 5: Solve for x
    x = 82,676,741,570.22/326,678.80
  6. Step 6: Final answer
    x = 253,082.67

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