Home / 593,717.20-890,489.40-172,949.20

Finding the Fourth Proportional to 593,717.20, 890,489.40 and 172,949.20

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Solution

The fourth proportional to 593,717.20, 890,489.40 and 172,949.20 is: 259,398.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,717.20 : 890,489.40 = 172,949.20 : x
  2. Step 2: Convert to fraction form
    593,717.20/890,489.40 = 172,949.20/x
  3. Step 3: Cross multiply
    593,717.20x = 890,489.40 × 172,949.20
  4. Step 4: Simplify right side
    593,717.20x = 154,009,429,338.48
  5. Step 5: Solve for x
    x = 154,009,429,338.48/593,717.20
  6. Step 6: Final answer
    x = 259,398.63

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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.