Home / 527,260.83-790,727.60-190,257.75

Finding the Fourth Proportional to 527,260.83, 790,727.60 and 190,257.75

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Solution

The fourth proportional to 527,260.83, 790,727.60 and 190,257.75 is: 285,327.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,260.83 : 790,727.60 = 190,257.75 : x
  2. Step 2: Convert to fraction form
    527,260.83/790,727.60 = 190,257.75/x
  3. Step 3: Cross multiply
    527,260.83x = 790,727.60 × 190,257.75
  4. Step 4: Simplify right side
    527,260.83x = 150,442,053,087.61
  5. Step 5: Solve for x
    x = 150,442,053,087.61/527,260.83
  6. Step 6: Final answer
    x = 285,327.57

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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.