Home / 277,240.25-382,562.88-204,681.77

Finding the Fourth Proportional to 277,240.25, 382,562.88 and 204,681.77

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Solution

The fourth proportional to 277,240.25, 382,562.88 and 204,681.77 is: 282,439.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,240.25 : 382,562.88 = 204,681.77 : x
  2. Step 2: Convert to fraction form
    277,240.25/382,562.88 = 204,681.77/x
  3. Step 3: Cross multiply
    277,240.25x = 382,562.88 × 204,681.77
  4. Step 4: Simplify right side
    277,240.25x = 78,303,647,414.70
  5. Step 5: Solve for x
    x = 78,303,647,414.70/277,240.25
  6. Step 6: Final answer
    x = 282,439.68

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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.