Home / 413,961.37-621,182.99-174,057.90

Finding the Fourth Proportional to 413,961.37, 621,182.99 and 174,057.90

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Solution

The fourth proportional to 413,961.37, 621,182.99 and 174,057.90 is: 261,188.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,961.37 : 621,182.99 = 174,057.90 : x
  2. Step 2: Convert to fraction form
    413,961.37/621,182.99 = 174,057.90/x
  3. Step 3: Cross multiply
    413,961.37x = 621,182.99 × 174,057.90
  4. Step 4: Simplify right side
    413,961.37x = 108,121,806,755.12
  5. Step 5: Solve for x
    x = 108,121,806,755.12/413,961.37
  6. Step 6: Final answer
    x = 261,188.16

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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.