Home / 531,611.22-796,514.28-320,806.26

Finding the Fourth Proportional to 531,611.22, 796,514.28 and 320,806.26

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Solution

The fourth proportional to 531,611.22, 796,514.28 and 320,806.26 is: 480,664.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,611.22 : 796,514.28 = 320,806.26 : x
  2. Step 2: Convert to fraction form
    531,611.22/796,514.28 = 320,806.26/x
  3. Step 3: Cross multiply
    531,611.22x = 796,514.28 × 320,806.26
  4. Step 4: Simplify right side
    531,611.22x = 255,526,767,203.39
  5. Step 5: Solve for x
    x = 255,526,767,203.39/531,611.22
  6. Step 6: Final answer
    x = 480,664.74

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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.