Home / 516,827.82-775,241.73-161,869.62

Finding the Fourth Proportional to 516,827.82, 775,241.73 and 161,869.62

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Solution

The fourth proportional to 516,827.82, 775,241.73 and 161,869.62 is: 242,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,827.82 : 775,241.73 = 161,869.62 : x
  2. Step 2: Convert to fraction form
    516,827.82/775,241.73 = 161,869.62/x
  3. Step 3: Cross multiply
    516,827.82x = 775,241.73 × 161,869.62
  4. Step 4: Simplify right side
    516,827.82x = 125,488,080,367.03
  5. Step 5: Solve for x
    x = 125,488,080,367.03/516,827.82
  6. Step 6: Final answer
    x = 242,804.42

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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.