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Finding the Fourth Proportional to 234,879,400.70, 352,319,101.05 and 234,879,400.70

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Solution

The fourth proportional to 234,879,400.70, 352,319,101.05 and 234,879,400.70 is: 352,319,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,879,400.70 : 352,319,101.05 = 234,879,400.70 : x
  2. Step 2: Convert to fraction form
    234,879,400.70/352,319,101.05 = 234,879,400.70/x
  3. Step 3: Cross multiply
    234,879,400.70x = 352,319,101.05 × 234,879,400.70
  4. Step 4: Simplify right side
    234,879,400.70x = 82,752,499,309,786,736
  5. Step 5: Solve for x
    x = 82,752,499,309,786,736/234,879,400.70
  6. Step 6: Final answer
    x = 352,319,101.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.