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Finding the Fourth Proportional to 271,355.49, 374,483.07 and 150,489.57

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Solution

The fourth proportional to 271,355.49, 374,483.07 and 150,489.57 is: 207,682.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,355.49 : 374,483.07 = 150,489.57 : x
  2. Step 2: Convert to fraction form
    271,355.49/374,483.07 = 150,489.57/x
  3. Step 3: Cross multiply
    271,355.49x = 374,483.07 × 150,489.57
  4. Step 4: Simplify right side
    271,355.49x = 56,355,796,176.58
  5. Step 5: Solve for x
    x = 56,355,796,176.58/271,355.49
  6. Step 6: Final answer
    x = 207,682.54

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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.