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Finding the Fourth Proportional to 271,408.96, 374,558.88 and 158,224.96

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Solution

The fourth proportional to 271,408.96, 374,558.88 and 158,224.96 is: 218,358.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,408.96 : 374,558.88 = 158,224.96 : x
  2. Step 2: Convert to fraction form
    271,408.96/374,558.88 = 158,224.96/x
  3. Step 3: Cross multiply
    271,408.96x = 374,558.88 × 158,224.96
  4. Step 4: Simplify right side
    271,408.96x = 59,264,563,805.64
  5. Step 5: Solve for x
    x = 59,264,563,805.64/271,408.96
  6. Step 6: Final answer
    x = 218,358.91

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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.