Home / 579,868.88-799,879.24-364,667.60

Finding the Fourth Proportional to 579,868.88, 799,879.24 and 364,667.60

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Solution

The fourth proportional to 579,868.88, 799,879.24 and 364,667.60 is: 503,027.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,868.88 : 799,879.24 = 364,667.60 : x
  2. Step 2: Convert to fraction form
    579,868.88/799,879.24 = 364,667.60/x
  3. Step 3: Cross multiply
    579,868.88x = 799,879.24 × 364,667.60
  4. Step 4: Simplify right side
    579,868.88x = 291,690,042,740.62
  5. Step 5: Solve for x
    x = 291,690,042,740.62/579,868.88
  6. Step 6: Final answer
    x = 503,027.59

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1.5x scale

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.