Home / 609,029.20-840,453.28-337,097.60

Finding the Fourth Proportional to 609,029.20, 840,453.28 and 337,097.60

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Solution

The fourth proportional to 609,029.20, 840,453.28 and 337,097.60 is: 465,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,029.20 : 840,453.28 = 337,097.60 : x
  2. Step 2: Convert to fraction form
    609,029.20/840,453.28 = 337,097.60/x
  3. Step 3: Cross multiply
    609,029.20x = 840,453.28 × 337,097.60
  4. Step 4: Simplify right side
    609,029.20x = 283,314,783,600.13
  5. Step 5: Solve for x
    x = 283,314,783,600.13/609,029.20
  6. Step 6: Final answer
    x = 465,190.80

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Similar ratio
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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.