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Finding the Fourth Proportional to 271,348.39, 374,483.79 and 150,528.61

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Solution

The fourth proportional to 271,348.39, 374,483.79 and 150,528.61 is: 207,742.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,348.39 : 374,483.79 = 150,528.61 : x
  2. Step 2: Convert to fraction form
    271,348.39/374,483.79 = 150,528.61/x
  3. Step 3: Cross multiply
    271,348.39x = 374,483.79 × 150,528.61
  4. Step 4: Simplify right side
    271,348.39x = 56,370,524,376.23
  5. Step 5: Solve for x
    x = 56,370,524,376.23/271,348.39
  6. Step 6: Final answer
    x = 207,742.25

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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.