Home / 609,137.38-840,616.23-337,209.81

Finding the Fourth Proportional to 609,137.38, 840,616.23 and 337,209.81

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Solution

The fourth proportional to 609,137.38, 840,616.23 and 337,209.81 is: 465,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,137.38 : 840,616.23 = 337,209.81 : x
  2. Step 2: Convert to fraction form
    609,137.38/840,616.23 = 337,209.81/x
  3. Step 3: Cross multiply
    609,137.38x = 840,616.23 × 337,209.81
  4. Step 4: Simplify right side
    609,137.38x = 283,464,039,201.22
  5. Step 5: Solve for x
    x = 283,464,039,201.22/609,137.38
  6. Step 6: Final answer
    x = 465,353.22

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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.