Home / 859,144.50-1,185,619.44-477,206.82

Finding the Fourth Proportional to 859,144.50, 1,185,619.44 and 477,206.82

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Solution

The fourth proportional to 859,144.50, 1,185,619.44 and 477,206.82 is: 658,545.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,144.50 : 1,185,619.44 = 477,206.82 : x
  2. Step 2: Convert to fraction form
    859,144.50/1,185,619.44 = 477,206.82/x
  3. Step 3: Cross multiply
    859,144.50x = 1,185,619.44 × 477,206.82
  4. Step 4: Simplify right side
    859,144.50x = 565,785,682,692.58
  5. Step 5: Solve for x
    x = 565,785,682,692.58/859,144.50
  6. Step 6: Final answer
    x = 658,545.43

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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.