Home / 739,662.82-1,108,568.04-397,264.82

Finding the Fourth Proportional to 739,662.82, 1,108,568.04 and 397,264.82

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Solution

The fourth proportional to 739,662.82, 1,108,568.04 and 397,264.82 is: 595,399.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,662.82 : 1,108,568.04 = 397,264.82 : x
  2. Step 2: Convert to fraction form
    739,662.82/1,108,568.04 = 397,264.82/x
  3. Step 3: Cross multiply
    739,662.82x = 1,108,568.04 × 397,264.82
  4. Step 4: Simplify right side
    739,662.82x = 440,395,084,306.08
  5. Step 5: Solve for x
    x = 440,395,084,306.08/739,662.82
  6. Step 6: Final answer
    x = 595,399.78

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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.