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Finding the Fourth Proportional to 531,031.48, 796,694.84 and 231,538.24

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Solution

The fourth proportional to 531,031.48, 796,694.84 and 231,538.24 is: 347,371.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,031.48 : 796,694.84 = 231,538.24 : x
  2. Step 2: Convert to fraction form
    531,031.48/796,694.84 = 231,538.24/x
  3. Step 3: Cross multiply
    531,031.48x = 796,694.84 × 231,538.24
  4. Step 4: Simplify right side
    531,031.48x = 184,465,321,070.68
  5. Step 5: Solve for x
    x = 184,465,321,070.68/531,031.48
  6. Step 6: Final answer
    x = 347,371.72

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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.