Home / 558,174.58-770,187.48-328,777.54

Finding the Fourth Proportional to 558,174.58, 770,187.48 and 328,777.54

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Solution

The fourth proportional to 558,174.58, 770,187.48 and 328,777.54 is: 453,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,174.58 : 770,187.48 = 328,777.54 : x
  2. Step 2: Convert to fraction form
    558,174.58/770,187.48 = 328,777.54/x
  3. Step 3: Cross multiply
    558,174.58x = 770,187.48 × 328,777.54
  4. Step 4: Simplify right side
    558,174.58x = 253,220,345,013.20
  5. Step 5: Solve for x
    x = 253,220,345,013.20/558,174.58
  6. Step 6: Final answer
    x = 453,657.97

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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.