Home / 527,260.39-790,416.96-190,221.82

Finding the Fourth Proportional to 527,260.39, 790,416.96 and 190,221.82

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Solution

The fourth proportional to 527,260.39, 790,416.96 and 190,221.82 is: 285,161.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,260.39 : 790,416.96 = 190,221.82 : x
  2. Step 2: Convert to fraction form
    527,260.39/790,416.96 = 190,221.82/x
  3. Step 3: Cross multiply
    527,260.39x = 790,416.96 × 190,221.82
  4. Step 4: Simplify right side
    527,260.39x = 150,354,550,535.69
  5. Step 5: Solve for x
    x = 150,354,550,535.69/527,260.39
  6. Step 6: Final answer
    x = 285,161.86

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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.