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Finding the Fourth Proportional to 271,771.57, 407,729.65 and 94,278.29

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Solution

The fourth proportional to 271,771.57, 407,729.65 and 94,278.29 is: 141,442.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,771.57 : 407,729.65 = 94,278.29 : x
  2. Step 2: Convert to fraction form
    271,771.57/407,729.65 = 94,278.29/x
  3. Step 3: Cross multiply
    271,771.57x = 407,729.65 × 94,278.29
  4. Step 4: Simplify right side
    271,771.57x = 38,440,054,184.30
  5. Step 5: Solve for x
    x = 38,440,054,184.30/271,771.57
  6. Step 6: Final answer
    x = 141,442.51

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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.