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Finding the Fourth Proportional to 271,352.55, 374,479.01 and 150,486.63

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Solution

The fourth proportional to 271,352.55, 374,479.01 and 150,486.63 is: 207,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,352.55 : 374,479.01 = 150,486.63 : x
  2. Step 2: Convert to fraction form
    271,352.55/374,479.01 = 150,486.63/x
  3. Step 3: Cross multiply
    271,352.55x = 374,479.01 × 150,486.63
  4. Step 4: Simplify right side
    271,352.55x = 56,354,084,128.75
  5. Step 5: Solve for x
    x = 56,354,084,128.75/271,352.55
  6. Step 6: Final answer
    x = 207,678.48

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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.