Home / 451,521.56-677,319.20-226,766.40

Finding the Fourth Proportional to 451,521.56, 677,319.20 and 226,766.40

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Solution

The fourth proportional to 451,521.56, 677,319.20 and 226,766.40 is: 340,168.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,521.56 : 677,319.20 = 226,766.40 : x
  2. Step 2: Convert to fraction form
    451,521.56/677,319.20 = 226,766.40/x
  3. Step 3: Cross multiply
    451,521.56x = 677,319.20 × 226,766.40
  4. Step 4: Simplify right side
    451,521.56x = 153,593,236,634.88
  5. Step 5: Solve for x
    x = 153,593,236,634.88/451,521.56
  6. Step 6: Final answer
    x = 340,168.11

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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.