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Finding the Fourth Proportional to 271,241.51, 374,314.71 and 156,524.93

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Solution

The fourth proportional to 271,241.51, 374,314.71 and 156,524.93 is: 216,005.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,241.51 : 374,314.71 = 156,524.93 : x
  2. Step 2: Convert to fraction form
    271,241.51/374,314.71 = 156,524.93/x
  3. Step 3: Cross multiply
    271,241.51x = 374,314.71 × 156,524.93
  4. Step 4: Simplify right side
    271,241.51x = 58,589,583,780.72
  5. Step 5: Solve for x
    x = 58,589,583,780.72/271,241.51
  6. Step 6: Final answer
    x = 216,005.23

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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.