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Finding the Fourth Proportional to 271,297.34, 374,409.51 and 150,450.20

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Solution

The fourth proportional to 271,297.34, 374,409.51 and 150,450.20 is: 207,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,297.34 : 374,409.51 = 150,450.20 : x
  2. Step 2: Convert to fraction form
    271,297.34/374,409.51 = 150,450.20/x
  3. Step 3: Cross multiply
    271,297.34x = 374,409.51 × 150,450.20
  4. Step 4: Simplify right side
    271,297.34x = 56,329,985,661.40
  5. Step 5: Solve for x
    x = 56,329,985,661.40/271,297.34
  6. Step 6: Final answer
    x = 207,631.91

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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.