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Finding the Fourth Proportional to 271,659.68, 374,888.70 and 150,818.48

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Solution

The fourth proportional to 271,659.68, 374,888.70 and 150,818.48 is: 208,128.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,659.68 : 374,888.70 = 150,818.48 : x
  2. Step 2: Convert to fraction form
    271,659.68/374,888.70 = 150,818.48/x
  3. Step 3: Cross multiply
    271,659.68x = 374,888.70 × 150,818.48
  4. Step 4: Simplify right side
    271,659.68x = 56,540,143,903.18
  5. Step 5: Solve for x
    x = 56,540,143,903.18/271,659.68
  6. Step 6: Final answer
    x = 208,128.58

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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.