Home / 959,176.80-1,439,542.80-928,072.80

Finding the Fourth Proportional to 959,176.80, 1,439,542.80 and 928,072.80

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Solution

The fourth proportional to 959,176.80, 1,439,542.80 and 928,072.80 is: 1,392,861.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,176.80 : 1,439,542.80 = 928,072.80 : x
  2. Step 2: Convert to fraction form
    959,176.80/1,439,542.80 = 928,072.80/x
  3. Step 3: Cross multiply
    959,176.80x = 1,439,542.80 × 928,072.80
  4. Step 4: Simplify right side
    959,176.80x = 1,336,000,517,115.84
  5. Step 5: Solve for x
    x = 1,336,000,517,115.84/959,176.80
  6. Step 6: Final answer
    x = 1,392,861.58

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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.