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Finding the Fourth Proportional to 271,691.02, 374,935.02 and 169,775.74

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Solution

The fourth proportional to 271,691.02, 374,935.02 and 169,775.74 is: 234,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,691.02 : 374,935.02 = 169,775.74 : x
  2. Step 2: Convert to fraction form
    271,691.02/374,935.02 = 169,775.74/x
  3. Step 3: Cross multiply
    271,691.02x = 374,935.02 × 169,775.74
  4. Step 4: Simplify right side
    271,691.02x = 63,654,870,472.41
  5. Step 5: Solve for x
    x = 63,654,870,472.41/271,691.02
  6. Step 6: Final answer
    x = 234,291.40

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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.