Home / 433,019.05-649,710.23-192,967.57

Finding the Fourth Proportional to 433,019.05, 649,710.23 and 192,967.57

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Solution

The fourth proportional to 433,019.05, 649,710.23 and 192,967.57 is: 289,532.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,019.05 : 649,710.23 = 192,967.57 : x
  2. Step 2: Convert to fraction form
    433,019.05/649,710.23 = 192,967.57/x
  3. Step 3: Cross multiply
    433,019.05x = 649,710.23 × 192,967.57
  4. Step 4: Simplify right side
    433,019.05x = 125,373,004,134.54
  5. Step 5: Solve for x
    x = 125,373,004,134.54/433,019.05
  6. Step 6: Final answer
    x = 289,532.31

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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.