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Finding the Fourth Proportional to 227,554.80, 341,550.90 and 115,361.70

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Solution

The fourth proportional to 227,554.80, 341,550.90 and 115,361.70 is: 173,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,554.80 : 341,550.90 = 115,361.70 : x
  2. Step 2: Convert to fraction form
    227,554.80/341,550.90 = 115,361.70/x
  3. Step 3: Cross multiply
    227,554.80x = 341,550.90 × 115,361.70
  4. Step 4: Simplify right side
    227,554.80x = 39,401,892,460.53
  5. Step 5: Solve for x
    x = 39,401,892,460.53/227,554.80
  6. Step 6: Final answer
    x = 173,153.42

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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.