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Finding the Fourth Proportional to 271,074.80, 374,095.12 and 150,215.80

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Solution

The fourth proportional to 271,074.80, 374,095.12 and 150,215.80 is: 207,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,074.80 : 374,095.12 = 150,215.80 : x
  2. Step 2: Convert to fraction form
    271,074.80/374,095.12 = 150,215.80/x
  3. Step 3: Cross multiply
    271,074.80x = 374,095.12 × 150,215.80
  4. Step 4: Simplify right side
    271,074.80x = 56,194,997,726.90
  5. Step 5: Solve for x
    x = 56,194,997,726.90/271,074.80
  6. Step 6: Final answer
    x = 207,304.40

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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.