Home / 694,227.02-1,040,263.43-481,410.05

Finding the Fourth Proportional to 694,227.02, 1,040,263.43 and 481,410.05

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Solution

The fourth proportional to 694,227.02, 1,040,263.43 and 481,410.05 is: 721,368.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,227.02 : 1,040,263.43 = 481,410.05 : x
  2. Step 2: Convert to fraction form
    694,227.02/1,040,263.43 = 481,410.05/x
  3. Step 3: Cross multiply
    694,227.02x = 1,040,263.43 × 481,410.05
  4. Step 4: Simplify right side
    694,227.02x = 500,793,262,241.10
  5. Step 5: Solve for x
    x = 500,793,262,241.10/694,227.02
  6. Step 6: Final answer
    x = 721,368.16

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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.