Home / 439,942.80-659,784.60-173,614.80

Finding the Fourth Proportional to 439,942.80, 659,784.60 and 173,614.80

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Solution

The fourth proportional to 439,942.80, 659,784.60 and 173,614.80 is: 260,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,942.80 : 659,784.60 = 173,614.80 : x
  2. Step 2: Convert to fraction form
    439,942.80/659,784.60 = 173,614.80/x
  3. Step 3: Cross multiply
    439,942.80x = 659,784.60 × 173,614.80
  4. Step 4: Simplify right side
    439,942.80x = 114,548,371,372.08
  5. Step 5: Solve for x
    x = 114,548,371,372.08/439,942.80
  6. Step 6: Final answer
    x = 260,371.06

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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.