Home / 226,018.59-338,218.43-195,728.64

Finding the Fourth Proportional to 226,018.59, 338,218.43 and 195,728.64

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Solution

The fourth proportional to 226,018.59, 338,218.43 and 195,728.64 is: 292,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,018.59 : 338,218.43 = 195,728.64 : x
  2. Step 2: Convert to fraction form
    226,018.59/338,218.43 = 195,728.64/x
  3. Step 3: Cross multiply
    226,018.59x = 338,218.43 × 195,728.64
  4. Step 4: Simplify right side
    226,018.59x = 66,199,032,348.19
  5. Step 5: Solve for x
    x = 66,199,032,348.19/226,018.59
  6. Step 6: Final answer
    x = 292,891.98

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1.5x scale

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.