Home / 494,989.52-683,085.35-268,635.02

Finding the Fourth Proportional to 494,989.52, 683,085.35 and 268,635.02

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Solution

The fourth proportional to 494,989.52, 683,085.35 and 268,635.02 is: 370,716.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,989.52 : 683,085.35 = 268,635.02 : x
  2. Step 2: Convert to fraction form
    494,989.52/683,085.35 = 268,635.02/x
  3. Step 3: Cross multiply
    494,989.52x = 683,085.35 × 268,635.02
  4. Step 4: Simplify right side
    494,989.52x = 183,500,643,915.12
  5. Step 5: Solve for x
    x = 183,500,643,915.12/494,989.52
  6. Step 6: Final answer
    x = 370,716.22

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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.