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Finding the Fourth Proportional to 271,553.81, 374,748.34 and 150,702.93

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Solution

The fourth proportional to 271,553.81, 374,748.34 and 150,702.93 is: 207,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,553.81 : 374,748.34 = 150,702.93 : x
  2. Step 2: Convert to fraction form
    271,553.81/374,748.34 = 150,702.93/x
  3. Step 3: Cross multiply
    271,553.81x = 374,748.34 × 150,702.93
  4. Step 4: Simplify right side
    271,553.81x = 56,475,671,537.01
  5. Step 5: Solve for x
    x = 56,475,671,537.01/271,553.81
  6. Step 6: Final answer
    x = 207,972.30

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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.