Home / 527,261.39-790,418.46-190,222.82

Finding the Fourth Proportional to 527,261.39, 790,418.46 and 190,222.82

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Solution

The fourth proportional to 527,261.39, 790,418.46 and 190,222.82 is: 285,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,261.39 : 790,418.46 = 190,222.82 : x
  2. Step 2: Convert to fraction form
    527,261.39/790,418.46 = 190,222.82/x
  3. Step 3: Cross multiply
    527,261.39x = 790,418.46 × 190,222.82
  4. Step 4: Simplify right side
    527,261.39x = 150,355,628,441.26
  5. Step 5: Solve for x
    x = 150,355,628,441.26/527,261.39
  6. Step 6: Final answer
    x = 285,163.36

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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.