Home / 329,717.59-454,997.15-186,507.36

Finding the Fourth Proportional to 329,717.59, 454,997.15 and 186,507.36

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Solution

The fourth proportional to 329,717.59, 454,997.15 and 186,507.36 is: 257,372.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,717.59 : 454,997.15 = 186,507.36 : x
  2. Step 2: Convert to fraction form
    329,717.59/454,997.15 = 186,507.36/x
  3. Step 3: Cross multiply
    329,717.59x = 454,997.15 × 186,507.36
  4. Step 4: Simplify right side
    329,717.59x = 84,860,317,020.89
  5. Step 5: Solve for x
    x = 84,860,317,020.89/329,717.59
  6. Step 6: Final answer
    x = 257,372.73

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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.