Home / 352,221.32-486,065.42-201,321.56

Finding the Fourth Proportional to 352,221.32, 486,065.42 and 201,321.56

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Solution

The fourth proportional to 352,221.32, 486,065.42 and 201,321.56 is: 277,823.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,221.32 : 486,065.42 = 201,321.56 : x
  2. Step 2: Convert to fraction form
    352,221.32/486,065.42 = 201,321.56/x
  3. Step 3: Cross multiply
    352,221.32x = 486,065.42 × 201,321.56
  4. Step 4: Simplify right side
    352,221.32x = 97,855,448,616.46
  5. Step 5: Solve for x
    x = 97,855,448,616.46/352,221.32
  6. Step 6: Final answer
    x = 277,823.75

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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.