Home / 283,935.30-391,033.43-277,735.15

Finding the Fourth Proportional to 283,935.30, 391,033.43 and 277,735.15

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Solution

The fourth proportional to 283,935.30, 391,033.43 and 277,735.15 is: 382,494.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,935.30 : 391,033.43 = 277,735.15 : x
  2. Step 2: Convert to fraction form
    283,935.30/391,033.43 = 277,735.15/x
  3. Step 3: Cross multiply
    283,935.30x = 391,033.43 × 277,735.15
  4. Step 4: Simplify right side
    283,935.30x = 108,603,728,336.07
  5. Step 5: Solve for x
    x = 108,603,728,336.07/283,935.30
  6. Step 6: Final answer
    x = 382,494.63

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1.5x scale

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.