Home / 579,819.52-800,238.40-353,596.24

Finding the Fourth Proportional to 579,819.52, 800,238.40 and 353,596.24

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Solution

The fourth proportional to 579,819.52, 800,238.40 and 353,596.24 is: 488,016.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,819.52 : 800,238.40 = 353,596.24 : x
  2. Step 2: Convert to fraction form
    579,819.52/800,238.40 = 353,596.24/x
  3. Step 3: Cross multiply
    579,819.52x = 800,238.40 × 353,596.24
  4. Step 4: Simplify right side
    579,819.52x = 282,961,289,343.62
  5. Step 5: Solve for x
    x = 282,961,289,343.62/579,819.52
  6. Step 6: Final answer
    x = 488,016.15

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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.