Home / 531,695.20-733,985.08-327,782.56

Finding the Fourth Proportional to 531,695.20, 733,985.08 and 327,782.56

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Solution

The fourth proportional to 531,695.20, 733,985.08 and 327,782.56 is: 452,491.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,695.20 : 733,985.08 = 327,782.56 : x
  2. Step 2: Convert to fraction form
    531,695.20/733,985.08 = 327,782.56/x
  3. Step 3: Cross multiply
    531,695.20x = 733,985.08 × 327,782.56
  4. Step 4: Simplify right side
    531,695.20x = 240,587,508,524.21
  5. Step 5: Solve for x
    x = 240,587,508,524.21/531,695.20
  6. Step 6: Final answer
    x = 452,491.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.