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Finding the Fourth Proportional to 396,366,929.30, 594,550,393.95 and 396,366,929.30

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Solution

The fourth proportional to 396,366,929.30, 594,550,393.95 and 396,366,929.30 is: 594,550,393.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,366,929.30 : 594,550,393.95 = 396,366,929.30 : x
  2. Step 2: Convert to fraction form
    396,366,929.30/594,550,393.95 = 396,366,929.30/x
  3. Step 3: Cross multiply
    396,366,929.30x = 594,550,393.95 × 396,366,929.30
  4. Step 4: Simplify right side
    396,366,929.30x = 235,660,113,964,066,816
  5. Step 5: Solve for x
    x = 235,660,113,964,066,816/396,366,929.30
  6. Step 6: Final answer
    x = 594,550,393.95

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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.