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Finding the Fourth Proportional to 508,882.77, 702,230.81 and 282,513.69

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Solution

The fourth proportional to 508,882.77, 702,230.81 and 282,513.69 is: 389,853.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,882.77 : 702,230.81 = 282,513.69 : x
  2. Step 2: Convert to fraction form
    508,882.77/702,230.81 = 282,513.69/x
  3. Step 3: Cross multiply
    508,882.77x = 702,230.81 × 282,513.69
  4. Step 4: Simplify right side
    508,882.77x = 198,389,817,364.79
  5. Step 5: Solve for x
    x = 198,389,817,364.79/508,882.77
  6. Step 6: Final answer
    x = 389,853.67

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