Home / 724,361.20-1,085,876.58-250,715.32

Finding the Fourth Proportional to 724,361.20, 1,085,876.58 and 250,715.32

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Solution

The fourth proportional to 724,361.20, 1,085,876.58 and 250,715.32 is: 375,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,361.20 : 1,085,876.58 = 250,715.32 : x
  2. Step 2: Convert to fraction form
    724,361.20/1,085,876.58 = 250,715.32/x
  3. Step 3: Cross multiply
    724,361.20x = 1,085,876.58 × 250,715.32
  4. Step 4: Simplify right side
    724,361.20x = 272,245,892,460.70
  5. Step 5: Solve for x
    x = 272,245,892,460.70/724,361.20
  6. Step 6: Final answer
    x = 375,842.73

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Double scale
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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.