Home / 681,094.20-1,020,912.30-231,398.40

Finding the Fourth Proportional to 681,094.20, 1,020,912.30 and 231,398.40

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Solution

The fourth proportional to 681,094.20, 1,020,912.30 and 231,398.40 is: 346,849.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,094.20 : 1,020,912.30 = 231,398.40 : x
  2. Step 2: Convert to fraction form
    681,094.20/1,020,912.30 = 231,398.40/x
  3. Step 3: Cross multiply
    681,094.20x = 1,020,912.30 × 231,398.40
  4. Step 4: Simplify right side
    681,094.20x = 236,237,472,760.32
  5. Step 5: Solve for x
    x = 236,237,472,760.32/681,094.20
  6. Step 6: Final answer
    x = 346,849.93

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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.