Home / 605,919.98-836,175.42-333,998.36

Finding the Fourth Proportional to 605,919.98, 836,175.42 and 333,998.36

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Solution

The fourth proportional to 605,919.98, 836,175.42 and 333,998.36 is: 460,920.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,919.98 : 836,175.42 = 333,998.36 : x
  2. Step 2: Convert to fraction form
    605,919.98/836,175.42 = 333,998.36/x
  3. Step 3: Cross multiply
    605,919.98x = 836,175.42 × 333,998.36
  4. Step 4: Simplify right side
    605,919.98x = 279,281,218,952.31
  5. Step 5: Solve for x
    x = 279,281,218,952.31/605,919.98
  6. Step 6: Final answer
    x = 460,920.96

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1.5x scale

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.