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Finding the Fourth Proportional to 516,330.65, 774,799.37 and 216,788.19

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Solution

The fourth proportional to 516,330.65, 774,799.37 and 216,788.19 is: 325,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,330.65 : 774,799.37 = 216,788.19 : x
  2. Step 2: Convert to fraction form
    516,330.65/774,799.37 = 216,788.19/x
  3. Step 3: Cross multiply
    516,330.65x = 774,799.37 × 216,788.19
  4. Step 4: Simplify right side
    516,330.65x = 167,967,353,035.44
  5. Step 5: Solve for x
    x = 167,967,353,035.44/516,330.65
  6. Step 6: Final answer
    x = 325,309.67

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