Home / 495,053.97-683,156.20-268,694.61

Finding the Fourth Proportional to 495,053.97, 683,156.20 and 268,694.61

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Solution

The fourth proportional to 495,053.97, 683,156.20 and 268,694.61 is: 370,788.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,053.97 : 683,156.20 = 268,694.61 : x
  2. Step 2: Convert to fraction form
    495,053.97/683,156.20 = 268,694.61/x
  3. Step 3: Cross multiply
    495,053.97x = 683,156.20 × 268,694.61
  4. Step 4: Simplify right side
    495,053.97x = 183,560,388,728.08
  5. Step 5: Solve for x
    x = 183,560,388,728.08/495,053.97
  6. Step 6: Final answer
    x = 370,788.64

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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.