Home / 659,193.36-988,789.92-304,102.32

Finding the Fourth Proportional to 659,193.36, 988,789.92 and 304,102.32

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Solution

The fourth proportional to 659,193.36, 988,789.92 and 304,102.32 is: 456,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,193.36 : 988,789.92 = 304,102.32 : x
  2. Step 2: Convert to fraction form
    659,193.36/988,789.92 = 304,102.32/x
  3. Step 3: Cross multiply
    659,193.36x = 988,789.92 × 304,102.32
  4. Step 4: Simplify right side
    659,193.36x = 300,693,308,664.61
  5. Step 5: Solve for x
    x = 300,693,308,664.61/659,193.36
  6. Step 6: Final answer
    x = 456,153.42

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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.