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Finding the Fourth Proportional to 360,856,787.70, 541,285,181.55 and 360,856,787.70

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Solution

The fourth proportional to 360,856,787.70, 541,285,181.55 and 360,856,787.70 is: 541,285,181.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,856,787.70 : 541,285,181.55 = 360,856,787.70 : x
  2. Step 2: Convert to fraction form
    360,856,787.70/541,285,181.55 = 360,856,787.70/x
  3. Step 3: Cross multiply
    360,856,787.70x = 541,285,181.55 × 360,856,787.70
  4. Step 4: Simplify right side
    360,856,787.70x = 195,326,431,843,744,288
  5. Step 5: Solve for x
    x = 195,326,431,843,744,288/360,856,787.70
  6. Step 6: Final answer
    x = 541,285,181.55

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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.