Home / 352,450.32-486,381.78-191,305.32

Finding the Fourth Proportional to 352,450.32, 486,381.78 and 191,305.32

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Solution

The fourth proportional to 352,450.32, 486,381.78 and 191,305.32 is: 264,001.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,450.32 : 486,381.78 = 191,305.32 : x
  2. Step 2: Convert to fraction form
    352,450.32/486,381.78 = 191,305.32/x
  3. Step 3: Cross multiply
    352,450.32x = 486,381.78 × 191,305.32
  4. Step 4: Simplify right side
    352,450.32x = 93,047,422,065.07
  5. Step 5: Solve for x
    x = 93,047,422,065.07/352,450.32
  6. Step 6: Final answer
    x = 264,001.53

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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.