Home / 598,621.53-897,932.43-399,331.29

Finding the Fourth Proportional to 598,621.53, 897,932.43 and 399,331.29

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Solution

The fourth proportional to 598,621.53, 897,932.43 and 399,331.29 is: 598,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,621.53 : 897,932.43 = 399,331.29 : x
  2. Step 2: Convert to fraction form
    598,621.53/897,932.43 = 399,331.29/x
  3. Step 3: Cross multiply
    598,621.53x = 897,932.43 × 399,331.29
  4. Step 4: Simplify right side
    598,621.53x = 358,572,515,604.74
  5. Step 5: Solve for x
    x = 358,572,515,604.74/598,621.53
  6. Step 6: Final answer
    x = 598,997.03

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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.