Home / 377,817.20-566,207.40-307,833.20

Finding the Fourth Proportional to 377,817.20, 566,207.40 and 307,833.20

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Solution

The fourth proportional to 377,817.20, 566,207.40 and 307,833.20 is: 461,327.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,817.20 : 566,207.40 = 307,833.20 : x
  2. Step 2: Convert to fraction form
    377,817.20/566,207.40 = 307,833.20/x
  3. Step 3: Cross multiply
    377,817.20x = 566,207.40 × 307,833.20
  4. Step 4: Simplify right side
    377,817.20x = 174,297,435,805.68
  5. Step 5: Solve for x
    x = 174,297,435,805.68/377,817.20
  6. Step 6: Final answer
    x = 461,327.42

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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.