Home / 906,963.44-1,251,608.09-499,091.58

Finding the Fourth Proportional to 906,963.44, 1,251,608.09 and 499,091.58

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Solution

The fourth proportional to 906,963.44, 1,251,608.09 and 499,091.58 is: 688,745.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,963.44 : 1,251,608.09 = 499,091.58 : x
  2. Step 2: Convert to fraction form
    906,963.44/1,251,608.09 = 499,091.58/x
  3. Step 3: Cross multiply
    906,963.44x = 1,251,608.09 × 499,091.58
  4. Step 4: Simplify right side
    906,963.44x = 624,667,056,683.42
  5. Step 5: Solve for x
    x = 624,667,056,683.42/906,963.44
  6. Step 6: Final answer
    x = 688,745.58

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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.