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Finding the Fourth Proportional to 271,510.89, 374,679.27 and 150,649.57

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Solution

The fourth proportional to 271,510.89, 374,679.27 and 150,649.57 is: 207,893.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,510.89 : 374,679.27 = 150,649.57 : x
  2. Step 2: Convert to fraction form
    271,510.89/374,679.27 = 150,649.57/x
  3. Step 3: Cross multiply
    271,510.89x = 374,679.27 × 150,649.57
  4. Step 4: Simplify right side
    271,510.89x = 56,445,270,913.41
  5. Step 5: Solve for x
    x = 56,445,270,913.41/271,510.89
  6. Step 6: Final answer
    x = 207,893.21

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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.