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Finding the Fourth Proportional to 271,703.55, 374,932.17 and 150,835.46

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Solution

The fourth proportional to 271,703.55, 374,932.17 and 150,835.46 is: 208,142.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,703.55 : 374,932.17 = 150,835.46 : x
  2. Step 2: Convert to fraction form
    271,703.55/374,932.17 = 150,835.46/x
  3. Step 3: Cross multiply
    271,703.55x = 374,932.17 × 150,835.46
  4. Step 4: Simplify right side
    271,703.55x = 56,553,064,456.09
  5. Step 5: Solve for x
    x = 56,553,064,456.09/271,703.55
  6. Step 6: Final answer
    x = 208,142.53

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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.