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Finding the Fourth Proportional to 271,011.90, 373,991.57 and 150,150.76

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Solution

The fourth proportional to 271,011.90, 373,991.57 and 150,150.76 is: 207,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,011.90 : 373,991.57 = 150,150.76 : x
  2. Step 2: Convert to fraction form
    271,011.90/373,991.57 = 150,150.76/x
  3. Step 3: Cross multiply
    271,011.90x = 373,991.57 × 150,150.76
  4. Step 4: Simplify right side
    271,011.90x = 56,155,115,848.38
  5. Step 5: Solve for x
    x = 56,155,115,848.38/271,011.90
  6. Step 6: Final answer
    x = 207,205.35

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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.