Home / 360,727.92-497,819.21-199,580.36

Finding the Fourth Proportional to 360,727.92, 497,819.21 and 199,580.36

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Solution

The fourth proportional to 360,727.92, 497,819.21 and 199,580.36 is: 275,429.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,727.92 : 497,819.21 = 199,580.36 : x
  2. Step 2: Convert to fraction form
    360,727.92/497,819.21 = 199,580.36/x
  3. Step 3: Cross multiply
    360,727.92x = 497,819.21 × 199,580.36
  4. Step 4: Simplify right side
    360,727.92x = 99,354,933,659.72
  5. Step 5: Solve for x
    x = 99,354,933,659.72/360,727.92
  6. Step 6: Final answer
    x = 275,429.01

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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.