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Finding the Fourth Proportional to 271,519.75, 374,741.94 and 150,699.93

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Solution

The fourth proportional to 271,519.75, 374,741.94 and 150,699.93 is: 207,990.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,519.75 : 374,741.94 = 150,699.93 : x
  2. Step 2: Convert to fraction form
    271,519.75/374,741.94 = 150,699.93/x
  3. Step 3: Cross multiply
    271,519.75x = 374,741.94 × 150,699.93
  4. Step 4: Simplify right side
    271,519.75x = 56,473,584,126.06
  5. Step 5: Solve for x
    x = 56,473,584,126.06/271,519.75
  6. Step 6: Final answer
    x = 207,990.70

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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.