Home / 338,436.43-467,055.21-193,265.90

Finding the Fourth Proportional to 338,436.43, 467,055.21 and 193,265.90

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Solution

The fourth proportional to 338,436.43, 467,055.21 and 193,265.90 is: 266,714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,436.43 : 467,055.21 = 193,265.90 : x
  2. Step 2: Convert to fraction form
    338,436.43/467,055.21 = 193,265.90/x
  3. Step 3: Cross multiply
    338,436.43x = 467,055.21 × 193,265.90
  4. Step 4: Simplify right side
    338,436.43x = 90,265,845,651.27
  5. Step 5: Solve for x
    x = 90,265,845,651.27/338,436.43
  6. Step 6: Final answer
    x = 266,714.33

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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.