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Finding the Fourth Proportional to 271,740.96, 406,994.40 and 234,000.72

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Solution

The fourth proportional to 271,740.96, 406,994.40 and 234,000.72 is: 350,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,740.96 : 406,994.40 = 234,000.72 : x
  2. Step 2: Convert to fraction form
    271,740.96/406,994.40 = 234,000.72/x
  3. Step 3: Cross multiply
    271,740.96x = 406,994.40 × 234,000.72
  4. Step 4: Simplify right side
    271,740.96x = 95,236,982,635.97
  5. Step 5: Solve for x
    x = 95,236,982,635.97/271,740.96
  6. Step 6: Final answer
    x = 350,469.74

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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.