Home / 329,531.36-454,772.88-186,304.73

Finding the Fourth Proportional to 329,531.36, 454,772.88 and 186,304.73

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Solution

The fourth proportional to 329,531.36, 454,772.88 and 186,304.73 is: 257,111.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,531.36 : 454,772.88 = 186,304.73 : x
  2. Step 2: Convert to fraction form
    329,531.36/454,772.88 = 186,304.73/x
  3. Step 3: Cross multiply
    329,531.36x = 454,772.88 × 186,304.73
  4. Step 4: Simplify right side
    329,531.36x = 84,726,336,345.86
  5. Step 5: Solve for x
    x = 84,726,336,345.86/329,531.36
  6. Step 6: Final answer
    x = 257,111.61

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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.