Home / 655,984.20-984,114.38-371,810.91

Finding the Fourth Proportional to 655,984.20, 984,114.38 and 371,810.91

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Solution

The fourth proportional to 655,984.20, 984,114.38 and 371,810.91 is: 557,794.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,984.20 : 984,114.38 = 371,810.91 : x
  2. Step 2: Convert to fraction form
    655,984.20/984,114.38 = 371,810.91/x
  3. Step 3: Cross multiply
    655,984.20x = 984,114.38 × 371,810.91
  4. Step 4: Simplify right side
    655,984.20x = 365,904,463,171.89
  5. Step 5: Solve for x
    x = 365,904,463,171.89/655,984.20
  6. Step 6: Final answer
    x = 557,794.63

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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.