Home / 436,610.50-654,916.07-174,138.82

Finding the Fourth Proportional to 436,610.50, 654,916.07 and 174,138.82

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Solution

The fourth proportional to 436,610.50, 654,916.07 and 174,138.82 is: 261,208.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,610.50 : 654,916.07 = 174,138.82 : x
  2. Step 2: Convert to fraction form
    436,610.50/654,916.07 = 174,138.82/x
  3. Step 3: Cross multiply
    436,610.50x = 654,916.07 × 174,138.82
  4. Step 4: Simplify right side
    436,610.50x = 114,046,311,628.84
  5. Step 5: Solve for x
    x = 114,046,311,628.84/436,610.50
  6. Step 6: Final answer
    x = 261,208.36

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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.