Home / 649,196.20-973,016.70-333,490.60

Finding the Fourth Proportional to 649,196.20, 973,016.70 and 333,490.60

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Solution

The fourth proportional to 649,196.20, 973,016.70 and 333,490.60 is: 499,836.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,196.20 : 973,016.70 = 333,490.60 : x
  2. Step 2: Convert to fraction form
    649,196.20/973,016.70 = 333,490.60/x
  3. Step 3: Cross multiply
    649,196.20x = 973,016.70 × 333,490.60
  4. Step 4: Simplify right side
    649,196.20x = 324,491,923,093.02
  5. Step 5: Solve for x
    x = 324,491,923,093.02/649,196.20
  6. Step 6: Final answer
    x = 499,836.45

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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.