Home / 236,416.20-354,624.30-229,855.20

Finding the Fourth Proportional to 236,416.20, 354,624.30 and 229,855.20

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Solution

The fourth proportional to 236,416.20, 354,624.30 and 229,855.20 is: 344,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,416.20 : 354,624.30 = 229,855.20 : x
  2. Step 2: Convert to fraction form
    236,416.20/354,624.30 = 229,855.20/x
  3. Step 3: Cross multiply
    236,416.20x = 354,624.30 × 229,855.20
  4. Step 4: Simplify right side
    236,416.20x = 81,512,239,401.36
  5. Step 5: Solve for x
    x = 81,512,239,401.36/236,416.20
  6. Step 6: Final answer
    x = 344,782.80

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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.