Home / 987,844.30-1,481,593.68-277,703.53

Finding the Fourth Proportional to 987,844.30, 1,481,593.68 and 277,703.53

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Solution

The fourth proportional to 987,844.30, 1,481,593.68 and 277,703.53 is: 416,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,844.30 : 1,481,593.68 = 277,703.53 : x
  2. Step 2: Convert to fraction form
    987,844.30/1,481,593.68 = 277,703.53/x
  3. Step 3: Cross multiply
    987,844.30x = 1,481,593.68 × 277,703.53
  4. Step 4: Simplify right side
    987,844.30x = 411,443,794,961.69
  5. Step 5: Solve for x
    x = 411,443,794,961.69/987,844.30
  6. Step 6: Final answer
    x = 416,506.73

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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.