Home / 766,567.17-1,149,855.20-197,909.44

Finding the Fourth Proportional to 766,567.17, 1,149,855.20 and 197,909.44

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Solution

The fourth proportional to 766,567.17, 1,149,855.20 and 197,909.44 is: 296,865.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,567.17 : 1,149,855.20 = 197,909.44 : x
  2. Step 2: Convert to fraction form
    766,567.17/1,149,855.20 = 197,909.44/x
  3. Step 3: Cross multiply
    766,567.17x = 1,149,855.20 × 197,909.44
  4. Step 4: Simplify right side
    766,567.17x = 227,567,198,713.09
  5. Step 5: Solve for x
    x = 227,567,198,713.09/766,567.17
  6. Step 6: Final answer
    x = 296,865.31

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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.