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Finding the Fourth Proportional to 271,563.44, 374,770.34 and 150,705.72

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Solution

The fourth proportional to 271,563.44, 374,770.34 and 150,705.72 is: 207,980.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,563.44 : 374,770.34 = 150,705.72 : x
  2. Step 2: Convert to fraction form
    271,563.44/374,770.34 = 150,705.72/x
  3. Step 3: Cross multiply
    271,563.44x = 374,770.34 × 150,705.72
  4. Step 4: Simplify right side
    271,563.44x = 56,480,033,170.82
  5. Step 5: Solve for x
    x = 56,480,033,170.82/271,563.44
  6. Step 6: Final answer
    x = 207,980.99

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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.