Home / 929,234.09-1,392,039.87-523,185.14

Finding the Fourth Proportional to 929,234.09, 1,392,039.87 and 523,185.14

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Solution

The fourth proportional to 929,234.09, 1,392,039.87 and 523,185.14 is: 783,757.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,234.09 : 1,392,039.87 = 523,185.14 : x
  2. Step 2: Convert to fraction form
    929,234.09/1,392,039.87 = 523,185.14/x
  3. Step 3: Cross multiply
    929,234.09x = 1,392,039.87 × 523,185.14
  4. Step 4: Simplify right side
    929,234.09x = 728,294,567,311.33
  5. Step 5: Solve for x
    x = 728,294,567,311.33/929,234.09
  6. Step 6: Final answer
    x = 783,757.91

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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.