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Finding the Fourth Proportional to 488,720.40, 732,497.40 and 204,410.40

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Solution

The fourth proportional to 488,720.40, 732,497.40 and 204,410.40 is: 306,371.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,720.40 : 732,497.40 = 204,410.40 : x
  2. Step 2: Convert to fraction form
    488,720.40/732,497.40 = 204,410.40/x
  3. Step 3: Cross multiply
    488,720.40x = 732,497.40 × 204,410.40
  4. Step 4: Simplify right side
    488,720.40x = 149,730,086,532.96
  5. Step 5: Solve for x
    x = 149,730,086,532.96/488,720.40
  6. Step 6: Final answer
    x = 306,371.67

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