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Finding the Fourth Proportional to 488,656.40, 732,984.60 and 488,656.40

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Solution

The fourth proportional to 488,656.40, 732,984.60 and 488,656.40 is: 732,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,656.40 : 732,984.60 = 488,656.40 : x
  2. Step 2: Convert to fraction form
    488,656.40/732,984.60 = 488,656.40/x
  3. Step 3: Cross multiply
    488,656.40x = 732,984.60 × 488,656.40
  4. Step 4: Simplify right side
    488,656.40x = 358,177,615,891.44
  5. Step 5: Solve for x
    x = 358,177,615,891.44/488,656.40
  6. Step 6: Final answer
    x = 732,984.60

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