Home / 397,350.85-548,336.37-216,061.24

Finding the Fourth Proportional to 397,350.85, 548,336.37 and 216,061.24

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Solution

The fourth proportional to 397,350.85, 548,336.37 and 216,061.24 is: 298,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,350.85 : 548,336.37 = 216,061.24 : x
  2. Step 2: Convert to fraction form
    397,350.85/548,336.37 = 216,061.24/x
  3. Step 3: Cross multiply
    397,350.85x = 548,336.37 × 216,061.24
  4. Step 4: Simplify right side
    397,350.85x = 118,474,236,039.30
  5. Step 5: Solve for x
    x = 118,474,236,039.30/397,350.85
  6. Step 6: Final answer
    x = 298,160.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.