Home / 397,713.13-596,663.09-131,473.62

Finding the Fourth Proportional to 397,713.13, 596,663.09 and 131,473.62

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Solution

The fourth proportional to 397,713.13, 596,663.09 and 131,473.62 is: 197,241.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,713.13 : 596,663.09 = 131,473.62 : x
  2. Step 2: Convert to fraction form
    397,713.13/596,663.09 = 131,473.62/x
  3. Step 3: Cross multiply
    397,713.13x = 596,663.09 × 131,473.62
  4. Step 4: Simplify right side
    397,713.13x = 78,445,456,362.69
  5. Step 5: Solve for x
    x = 78,445,456,362.69/397,713.13
  6. Step 6: Final answer
    x = 197,241.30

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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.