Home / 397,489.20-596,233.80-102,001.20

Finding the Fourth Proportional to 397,489.20, 596,233.80 and 102,001.20

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Solution

The fourth proportional to 397,489.20, 596,233.80 and 102,001.20 is: 153,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,489.20 : 596,233.80 = 102,001.20 : x
  2. Step 2: Convert to fraction form
    397,489.20/596,233.80 = 102,001.20/x
  3. Step 3: Cross multiply
    397,489.20x = 596,233.80 × 102,001.20
  4. Step 4: Simplify right side
    397,489.20x = 60,816,563,080.56
  5. Step 5: Solve for x
    x = 60,816,563,080.56/397,489.20
  6. Step 6: Final answer
    x = 153,001.80

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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.