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Finding the Fourth Proportional to 299,441,381.60, 449,162,072.40 and 299,441,381.60

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Solution

The fourth proportional to 299,441,381.60, 449,162,072.40 and 299,441,381.60 is: 449,162,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,441,381.60 : 449,162,072.40 = 299,441,381.60 : x
  2. Step 2: Convert to fraction form
    299,441,381.60/449,162,072.40 = 299,441,381.60/x
  3. Step 3: Cross multiply
    299,441,381.60x = 449,162,072.40 × 299,441,381.60
  4. Step 4: Simplify right side
    299,441,381.60x = 134,497,711,521,775,232
  5. Step 5: Solve for x
    x = 134,497,711,521,775,232/299,441,381.60
  6. Step 6: Final answer
    x = 449,162,072.40

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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.