Home / 224,150.80-336,226.20-212,778.40

Finding the Fourth Proportional to 224,150.80, 336,226.20 and 212,778.40

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Solution

The fourth proportional to 224,150.80, 336,226.20 and 212,778.40 is: 319,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,150.80 : 336,226.20 = 212,778.40 : x
  2. Step 2: Convert to fraction form
    224,150.80/336,226.20 = 212,778.40/x
  3. Step 3: Cross multiply
    224,150.80x = 336,226.20 × 212,778.40
  4. Step 4: Simplify right side
    224,150.80x = 71,541,672,874.08
  5. Step 5: Solve for x
    x = 71,541,672,874.08/224,150.80
  6. Step 6: Final answer
    x = 319,167.60

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1.5x scale

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.