Home / 527,216.23-790,660.77-190,213.06

Finding the Fourth Proportional to 527,216.23, 790,660.77 and 190,213.06

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Solution

The fourth proportional to 527,216.23, 790,660.77 and 190,213.06 is: 285,260.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,216.23 : 790,660.77 = 190,213.06 : x
  2. Step 2: Convert to fraction form
    527,216.23/790,660.77 = 190,213.06/x
  3. Step 3: Cross multiply
    527,216.23x = 790,660.77 × 190,213.06
  4. Step 4: Simplify right side
    527,216.23x = 150,394,004,483.66
  5. Step 5: Solve for x
    x = 150,394,004,483.66/527,216.23
  6. Step 6: Final answer
    x = 285,260.57

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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.