Home / 807,773.75-1,114,713.31-440,254.20

Finding the Fourth Proportional to 807,773.75, 1,114,713.31 and 440,254.20

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Solution

The fourth proportional to 807,773.75, 1,114,713.31 and 440,254.20 is: 607,542.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,773.75 : 1,114,713.31 = 440,254.20 : x
  2. Step 2: Convert to fraction form
    807,773.75/1,114,713.31 = 440,254.20/x
  3. Step 3: Cross multiply
    807,773.75x = 1,114,713.31 × 440,254.20
  4. Step 4: Simplify right side
    807,773.75x = 490,757,211,500.15
  5. Step 5: Solve for x
    x = 490,757,211,500.15/807,773.75
  6. Step 6: Final answer
    x = 607,542.91

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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.