Home / 673,242.32-1,008,990.96-273,418.63

Finding the Fourth Proportional to 673,242.32, 1,008,990.96 and 273,418.63

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Solution

The fourth proportional to 673,242.32, 1,008,990.96 and 273,418.63 is: 409,773.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,242.32 : 1,008,990.96 = 273,418.63 : x
  2. Step 2: Convert to fraction form
    673,242.32/1,008,990.96 = 273,418.63/x
  3. Step 3: Cross multiply
    673,242.32x = 1,008,990.96 × 273,418.63
  4. Step 4: Simplify right side
    673,242.32x = 275,876,923,955.77
  5. Step 5: Solve for x
    x = 275,876,923,955.77/673,242.32
  6. Step 6: Final answer
    x = 409,773.59

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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.