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Finding the Fourth Proportional to 271,002.63, 373,973.70 and 156,286.11

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Solution

The fourth proportional to 271,002.63, 373,973.70 and 156,286.11 is: 215,669.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,002.63 : 373,973.70 = 156,286.11 : x
  2. Step 2: Convert to fraction form
    271,002.63/373,973.70 = 156,286.11/x
  3. Step 3: Cross multiply
    271,002.63x = 373,973.70 × 156,286.11
  4. Step 4: Simplify right side
    271,002.63x = 58,446,894,815.31
  5. Step 5: Solve for x
    x = 58,446,894,815.31/271,002.63
  6. Step 6: Final answer
    x = 215,669.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.