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Finding the Fourth Proportional to 580,850.28, 870,622.38 and 295,740.54

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Solution

The fourth proportional to 580,850.28, 870,622.38 and 295,740.54 is: 443,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,850.28 : 870,622.38 = 295,740.54 : x
  2. Step 2: Convert to fraction form
    580,850.28/870,622.38 = 295,740.54/x
  3. Step 3: Cross multiply
    580,850.28x = 870,622.38 × 295,740.54
  4. Step 4: Simplify right side
    580,850.28x = 257,478,332,797.29
  5. Step 5: Solve for x
    x = 257,478,332,797.29/580,850.28
  6. Step 6: Final answer
    x = 443,278.31

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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.