Home / 579,241.60-868,927.20-179,879.20

Finding the Fourth Proportional to 579,241.60, 868,927.20 and 179,879.20

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Solution

The fourth proportional to 579,241.60, 868,927.20 and 179,879.20 is: 269,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,241.60 : 868,927.20 = 179,879.20 : x
  2. Step 2: Convert to fraction form
    579,241.60/868,927.20 = 179,879.20/x
  3. Step 3: Cross multiply
    579,241.60x = 868,927.20 × 179,879.20
  4. Step 4: Simplify right side
    579,241.60x = 156,301,929,594.24
  5. Step 5: Solve for x
    x = 156,301,929,594.24/579,241.60
  6. Step 6: Final answer
    x = 269,838.92

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1.5x scale

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.