Home / 394,266.10-543,915.55-241,311.10

Finding the Fourth Proportional to 394,266.10, 543,915.55 and 241,311.10

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Solution

The fourth proportional to 394,266.10, 543,915.55 and 241,311.10 is: 332,904.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,266.10 : 543,915.55 = 241,311.10 : x
  2. Step 2: Convert to fraction form
    394,266.10/543,915.55 = 241,311.10/x
  3. Step 3: Cross multiply
    394,266.10x = 543,915.55 × 241,311.10
  4. Step 4: Simplify right side
    394,266.10x = 131,252,859,677.61
  5. Step 5: Solve for x
    x = 131,252,859,677.61/394,266.10
  6. Step 6: Final answer
    x = 332,904.25

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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.