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Finding the Fourth Proportional to 271,993.77, 375,308.51 and 157,229.73

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Solution

The fourth proportional to 271,993.77, 375,308.51 and 157,229.73 is: 216,952.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,993.77 : 375,308.51 = 157,229.73 : x
  2. Step 2: Convert to fraction form
    271,993.77/375,308.51 = 157,229.73/x
  3. Step 3: Cross multiply
    271,993.77x = 375,308.51 × 157,229.73
  4. Step 4: Simplify right side
    271,993.77x = 59,009,654,907.85
  5. Step 5: Solve for x
    x = 59,009,654,907.85/271,993.77
  6. Step 6: Final answer
    x = 216,952.23

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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.