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Finding the Fourth Proportional to 271,818.59, 407,871.86 and 197,551.71

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Solution

The fourth proportional to 271,818.59, 407,871.86 and 197,551.71 is: 296,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,818.59 : 407,871.86 = 197,551.71 : x
  2. Step 2: Convert to fraction form
    271,818.59/407,871.86 = 197,551.71/x
  3. Step 3: Cross multiply
    271,818.59x = 407,871.86 × 197,551.71
  4. Step 4: Simplify right side
    271,818.59x = 80,575,782,416.12
  5. Step 5: Solve for x
    x = 80,575,782,416.12/271,818.59
  6. Step 6: Final answer
    x = 296,432.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.