Home / 352,531.22-486,493.09-191,386.04

Finding the Fourth Proportional to 352,531.22, 486,493.09 and 191,386.04

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Solution

The fourth proportional to 352,531.22, 486,493.09 and 191,386.04 is: 264,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,531.22 : 486,493.09 = 191,386.04 : x
  2. Step 2: Convert to fraction form
    352,531.22/486,493.09 = 191,386.04/x
  3. Step 3: Cross multiply
    352,531.22x = 486,493.09 × 191,386.04
  4. Step 4: Simplify right side
    352,531.22x = 93,107,983,071.53
  5. Step 5: Solve for x
    x = 93,107,983,071.53/352,531.22
  6. Step 6: Final answer
    x = 264,112.73

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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.