Home / 331,444.58-457,396.61-188,207.60

Finding the Fourth Proportional to 331,444.58, 457,396.61 and 188,207.60

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Solution

The fourth proportional to 331,444.58, 457,396.61 and 188,207.60 is: 259,728.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,444.58 : 457,396.61 = 188,207.60 : x
  2. Step 2: Convert to fraction form
    331,444.58/457,396.61 = 188,207.60/x
  3. Step 3: Cross multiply
    331,444.58x = 457,396.61 × 188,207.60
  4. Step 4: Simplify right side
    331,444.58x = 86,085,514,988.22
  5. Step 5: Solve for x
    x = 86,085,514,988.22/331,444.58
  6. Step 6: Final answer
    x = 259,728.24

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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.