Home / 327,524.52-491,356.08-102,907.74

Finding the Fourth Proportional to 327,524.52, 491,356.08 and 102,907.74

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Solution

The fourth proportional to 327,524.52, 491,356.08 and 102,907.74 is: 154,383.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,524.52 : 491,356.08 = 102,907.74 : x
  2. Step 2: Convert to fraction form
    327,524.52/491,356.08 = 102,907.74/x
  3. Step 3: Cross multiply
    327,524.52x = 491,356.08 × 102,907.74
  4. Step 4: Simplify right side
    327,524.52x = 50,564,343,728.06
  5. Step 5: Solve for x
    x = 50,564,343,728.06/327,524.52
  6. Step 6: Final answer
    x = 154,383.38

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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.