Home / 324,814.20-486,530.10-262,606.20

Finding the Fourth Proportional to 324,814.20, 486,530.10 and 262,606.20

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Solution

The fourth proportional to 324,814.20, 486,530.10 and 262,606.20 is: 393,350.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,814.20 : 486,530.10 = 262,606.20 : x
  2. Step 2: Convert to fraction form
    324,814.20/486,530.10 = 262,606.20/x
  3. Step 3: Cross multiply
    324,814.20x = 486,530.10 × 262,606.20
  4. Step 4: Simplify right side
    324,814.20x = 127,765,820,746.62
  5. Step 5: Solve for x
    x = 127,765,820,746.62/324,814.20
  6. Step 6: Final answer
    x = 393,350.48

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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.