Home / 927,099.32-1,391,234.00-394,619.49

Finding the Fourth Proportional to 927,099.32, 1,391,234.00 and 394,619.49

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Solution

The fourth proportional to 927,099.32, 1,391,234.00 and 394,619.49 is: 592,178.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,099.32 : 1,391,234.00 = 394,619.49 : x
  2. Step 2: Convert to fraction form
    927,099.32/1,391,234.00 = 394,619.49/x
  3. Step 3: Cross multiply
    927,099.32x = 1,391,234.00 × 394,619.49
  4. Step 4: Simplify right side
    927,099.32x = 549,008,049,577.56
  5. Step 5: Solve for x
    x = 549,008,049,577.56/927,099.32
  6. Step 6: Final answer
    x = 592,178.25

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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.