Home / 597,100.71-823,961.64-328,828.71

Finding the Fourth Proportional to 597,100.71, 823,961.64 and 328,828.71

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Solution

The fourth proportional to 597,100.71, 823,961.64 and 328,828.71 is: 453,763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,100.71 : 823,961.64 = 328,828.71 : x
  2. Step 2: Convert to fraction form
    597,100.71/823,961.64 = 328,828.71/x
  3. Step 3: Cross multiply
    597,100.71x = 823,961.64 × 328,828.71
  4. Step 4: Simplify right side
    597,100.71x = 270,942,243,170.68
  5. Step 5: Solve for x
    x = 270,942,243,170.68/597,100.71
  6. Step 6: Final answer
    x = 453,763.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.