Home / 751,381.88-1,037,013.32-464,994.20

Finding the Fourth Proportional to 751,381.88, 1,037,013.32 and 464,994.20

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Solution

The fourth proportional to 751,381.88, 1,037,013.32 and 464,994.20 is: 641,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,381.88 : 1,037,013.32 = 464,994.20 : x
  2. Step 2: Convert to fraction form
    751,381.88/1,037,013.32 = 464,994.20/x
  3. Step 3: Cross multiply
    751,381.88x = 1,037,013.32 × 464,994.20
  4. Step 4: Simplify right side
    751,381.88x = 482,205,179,122.74
  5. Step 5: Solve for x
    x = 482,205,179,122.74/751,381.88
  6. Step 6: Final answer
    x = 641,757.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.