Home / 527,272.56-790,745.20-190,269.52

Finding the Fourth Proportional to 527,272.56, 790,745.20 and 190,269.52

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Solution

The fourth proportional to 527,272.56, 790,745.20 and 190,269.52 is: 285,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,272.56 : 790,745.20 = 190,269.52 : x
  2. Step 2: Convert to fraction form
    527,272.56/790,745.20 = 190,269.52/x
  3. Step 3: Cross multiply
    527,272.56x = 790,745.20 × 190,269.52
  4. Step 4: Simplify right side
    527,272.56x = 150,454,709,646.30
  5. Step 5: Solve for x
    x = 150,454,709,646.30/527,272.56
  6. Step 6: Final answer
    x = 285,345.23

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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.