Home / 531,629.28-796,541.22-320,824.28

Finding the Fourth Proportional to 531,629.28, 796,541.22 and 320,824.28

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Solution

The fourth proportional to 531,629.28, 796,541.22 and 320,824.28 is: 480,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,629.28 : 796,541.22 = 320,824.28 : x
  2. Step 2: Convert to fraction form
    531,629.28/796,541.22 = 320,824.28/x
  3. Step 3: Cross multiply
    531,629.28x = 796,541.22 × 320,824.28
  4. Step 4: Simplify right side
    531,629.28x = 255,549,763,396.82
  5. Step 5: Solve for x
    x = 255,549,763,396.82/531,629.28
  6. Step 6: Final answer
    x = 480,691.66

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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.