Home / 516,927.44-775,390.20-161,968.64

Finding the Fourth Proportional to 516,927.44, 775,390.20 and 161,968.64

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Solution

The fourth proportional to 516,927.44, 775,390.20 and 161,968.64 is: 242,952.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,927.44 : 775,390.20 = 161,968.64 : x
  2. Step 2: Convert to fraction form
    516,927.44/775,390.20 = 161,968.64/x
  3. Step 3: Cross multiply
    516,927.44x = 775,390.20 × 161,968.64
  4. Step 4: Simplify right side
    516,927.44x = 125,588,896,163.33
  5. Step 5: Solve for x
    x = 125,588,896,163.33/516,927.44
  6. Step 6: Final answer
    x = 242,952.66

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Similar ratio
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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.