Home / 527,220.66-790,667.43-190,217.52

Finding the Fourth Proportional to 527,220.66, 790,667.43 and 190,217.52

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Solution

The fourth proportional to 527,220.66, 790,667.43 and 190,217.52 is: 285,267.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,220.66 : 790,667.43 = 190,217.52 : x
  2. Step 2: Convert to fraction form
    527,220.66/790,667.43 = 190,217.52/x
  3. Step 3: Cross multiply
    527,220.66x = 790,667.43 × 190,217.52
  4. Step 4: Simplify right side
    527,220.66x = 150,398,797,679.37
  5. Step 5: Solve for x
    x = 150,398,797,679.37/527,220.66
  6. Step 6: Final answer
    x = 285,267.27

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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.