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Finding the Fourth Proportional to 323,096.84, 445,877.88 and 177,919.64

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Solution

The fourth proportional to 323,096.84, 445,877.88 and 177,919.64 is: 245,531.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,096.84 : 445,877.88 = 177,919.64 : x
  2. Step 2: Convert to fraction form
    323,096.84/445,877.88 = 177,919.64/x
  3. Step 3: Cross multiply
    323,096.84x = 445,877.88 × 177,919.64
  4. Step 4: Simplify right side
    323,096.84x = 79,330,431,893.56
  5. Step 5: Solve for x
    x = 79,330,431,893.56/323,096.84
  6. Step 6: Final answer
    x = 245,531.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.