Home / 527,211.44-790,653.60-190,208.28

Finding the Fourth Proportional to 527,211.44, 790,653.60 and 190,208.28

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Solution

The fourth proportional to 527,211.44, 790,653.60 and 190,208.28 is: 285,253.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,211.44 : 790,653.60 = 190,208.28 : x
  2. Step 2: Convert to fraction form
    527,211.44/790,653.60 = 190,208.28/x
  3. Step 3: Cross multiply
    527,211.44x = 790,653.60 × 190,208.28
  4. Step 4: Simplify right side
    527,211.44x = 150,388,860,380.77
  5. Step 5: Solve for x
    x = 150,388,860,380.77/527,211.44
  6. Step 6: Final answer
    x = 285,253.41

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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.