Home / 334,529.20-461,440.32-198,466.78

Finding the Fourth Proportional to 334,529.20, 461,440.32 and 198,466.78

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Solution

The fourth proportional to 334,529.20, 461,440.32 and 198,466.78 is: 273,759.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,529.20 : 461,440.32 = 198,466.78 : x
  2. Step 2: Convert to fraction form
    334,529.20/461,440.32 = 198,466.78/x
  3. Step 3: Cross multiply
    334,529.20x = 461,440.32 × 198,466.78
  4. Step 4: Simplify right side
    334,529.20x = 91,580,574,472.57
  5. Step 5: Solve for x
    x = 91,580,574,472.57/334,529.20
  6. Step 6: Final answer
    x = 273,759.58

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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.