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Finding the Fourth Proportional to 271,601.55, 374,723.24 and 156,864.96

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Solution

The fourth proportional to 271,601.55, 374,723.24 and 156,864.96 is: 216,423.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,601.55 : 374,723.24 = 156,864.96 : x
  2. Step 2: Convert to fraction form
    271,601.55/374,723.24 = 156,864.96/x
  3. Step 3: Cross multiply
    271,601.55x = 374,723.24 × 156,864.96
  4. Step 4: Simplify right side
    271,601.55x = 58,780,945,269.35
  5. Step 5: Solve for x
    x = 58,780,945,269.35/271,601.55
  6. Step 6: Final answer
    x = 216,423.45

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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.