Home / 598,518.11-897,768.24-278,490.75

Finding the Fourth Proportional to 598,518.11, 897,768.24 and 278,490.75

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Solution

The fourth proportional to 598,518.11, 897,768.24 and 278,490.75 is: 417,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,518.11 : 897,768.24 = 278,490.75 : x
  2. Step 2: Convert to fraction form
    598,518.11/897,768.24 = 278,490.75/x
  3. Step 3: Cross multiply
    598,518.11x = 897,768.24 × 278,490.75
  4. Step 4: Simplify right side
    598,518.11x = 250,020,150,483.78
  5. Step 5: Solve for x
    x = 250,020,150,483.78/598,518.11
  6. Step 6: Final answer
    x = 417,731.98

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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.