Home / 352,733.32-486,778.40-199,803.27

Finding the Fourth Proportional to 352,733.32, 486,778.40 and 199,803.27

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Solution

The fourth proportional to 352,733.32, 486,778.40 and 199,803.27 is: 275,732.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,733.32 : 486,778.40 = 199,803.27 : x
  2. Step 2: Convert to fraction form
    352,733.32/486,778.40 = 199,803.27/x
  3. Step 3: Cross multiply
    352,733.32x = 486,778.40 × 199,803.27
  4. Step 4: Simplify right side
    352,733.32x = 97,259,913,151.97
  5. Step 5: Solve for x
    x = 97,259,913,151.97/352,733.32
  6. Step 6: Final answer
    x = 275,732.14

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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.