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Finding the Fourth Proportional to 652,830,193.20, 978,909,366.60 and 243,675,735.60

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Solution

The fourth proportional to 652,830,193.20, 978,909,366.60 and 243,675,735.60 is: 365,388,216.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,830,193.20 : 978,909,366.60 = 243,675,735.60 : x
  2. Step 2: Convert to fraction form
    652,830,193.20/978,909,366.60 = 243,675,735.60/x
  3. Step 3: Cross multiply
    652,830,193.20x = 978,909,366.60 × 243,675,735.60
  4. Step 4: Simplify right side
    652,830,193.20x = 238,536,459,991,985,056
  5. Step 5: Solve for x
    x = 238,536,459,991,985,056/652,830,193.20
  6. Step 6: Final answer
    x = 365,388,216.53

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Why These Related Problems?

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