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Finding the Fourth Proportional to 331,905,351.60, 463,760,499.60 and 331,905,351.60

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Solution

The fourth proportional to 331,905,351.60, 463,760,499.60 and 331,905,351.60 is: 463,760,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,905,351.60 : 463,760,499.60 = 331,905,351.60 : x
  2. Step 2: Convert to fraction form
    331,905,351.60/463,760,499.60 = 331,905,351.60/x
  3. Step 3: Cross multiply
    331,905,351.60x = 463,760,499.60 × 331,905,351.60
  4. Step 4: Simplify right side
    331,905,351.60x = 153,924,591,677,929,664
  5. Step 5: Solve for x
    x = 153,924,591,677,929,664/331,905,351.60
  6. Step 6: Final answer
    x = 463,760,499.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.