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Finding the Fourth Proportional to 227,893.20, 341,839.80 and 164,907.60

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Solution

The fourth proportional to 227,893.20, 341,839.80 and 164,907.60 is: 247,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,893.20 : 341,839.80 = 164,907.60 : x
  2. Step 2: Convert to fraction form
    227,893.20/341,839.80 = 164,907.60/x
  3. Step 3: Cross multiply
    227,893.20x = 341,839.80 × 164,907.60
  4. Step 4: Simplify right side
    227,893.20x = 56,371,981,002.48
  5. Step 5: Solve for x
    x = 56,371,981,002.48/227,893.20
  6. Step 6: Final answer
    x = 247,361.40

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1.5x scale

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.