Home / 783,602.80-1,175,404.20-251,505.70

Finding the Fourth Proportional to 783,602.80, 1,175,404.20 and 251,505.70

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Solution

The fourth proportional to 783,602.80, 1,175,404.20 and 251,505.70 is: 377,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,602.80 : 1,175,404.20 = 251,505.70 : x
  2. Step 2: Convert to fraction form
    783,602.80/1,175,404.20 = 251,505.70/x
  3. Step 3: Cross multiply
    783,602.80x = 1,175,404.20 × 251,505.70
  4. Step 4: Simplify right side
    783,602.80x = 295,620,856,103.94
  5. Step 5: Solve for x
    x = 295,620,856,103.94/783,602.80
  6. Step 6: Final answer
    x = 377,258.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.