Home / 416,114.13-574,825.37-331,122.45

Finding the Fourth Proportional to 416,114.13, 574,825.37 and 331,122.45

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Solution

The fourth proportional to 416,114.13, 574,825.37 and 331,122.45 is: 457,416.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,114.13 : 574,825.37 = 331,122.45 : x
  2. Step 2: Convert to fraction form
    416,114.13/574,825.37 = 331,122.45/x
  3. Step 3: Cross multiply
    416,114.13x = 574,825.37 × 331,122.45
  4. Step 4: Simplify right side
    416,114.13x = 190,337,583,180.94
  5. Step 5: Solve for x
    x = 190,337,583,180.94/416,114.13
  6. Step 6: Final answer
    x = 457,416.77

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1.5x scale

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.