Home / 531,828.12-734,086.53-327,943.02

Finding the Fourth Proportional to 531,828.12, 734,086.53 and 327,943.02

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Solution

The fourth proportional to 531,828.12, 734,086.53 and 327,943.02 is: 452,662.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,828.12 : 734,086.53 = 327,943.02 : x
  2. Step 2: Convert to fraction form
    531,828.12/734,086.53 = 327,943.02/x
  3. Step 3: Cross multiply
    531,828.12x = 734,086.53 × 327,943.02
  4. Step 4: Simplify right side
    531,828.12x = 240,738,553,589.52
  5. Step 5: Solve for x
    x = 240,738,553,589.52/531,828.12
  6. Step 6: Final answer
    x = 452,662.33

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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.