Home / 724,415.44-1,086,377.02-250,990.28

Finding the Fourth Proportional to 724,415.44, 1,086,377.02 and 250,990.28

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Solution

The fourth proportional to 724,415.44, 1,086,377.02 and 250,990.28 is: 376,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,415.44 : 1,086,377.02 = 250,990.28 : x
  2. Step 2: Convert to fraction form
    724,415.44/1,086,377.02 = 250,990.28/x
  3. Step 3: Cross multiply
    724,415.44x = 1,086,377.02 × 250,990.28
  4. Step 4: Simplify right side
    724,415.44x = 272,670,072,435.37
  5. Step 5: Solve for x
    x = 272,670,072,435.37/724,415.44
  6. Step 6: Final answer
    x = 376,400.14

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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.