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Finding the Fourth Proportional to 337,007,930.70, 472,448,112.90 and 337,007,930.70

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Solution

The fourth proportional to 337,007,930.70, 472,448,112.90 and 337,007,930.70 is: 472,448,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,007,930.70 : 472,448,112.90 = 337,007,930.70 : x
  2. Step 2: Convert to fraction form
    337,007,930.70/472,448,112.90 = 337,007,930.70/x
  3. Step 3: Cross multiply
    337,007,930.70x = 472,448,112.90 × 337,007,930.70
  4. Step 4: Simplify right side
    337,007,930.70x = 159,218,760,891,548,960
  5. Step 5: Solve for x
    x = 159,218,760,891,548,960/337,007,930.70
  6. Step 6: Final answer
    x = 472,448,112.90

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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.