Home / 352,918.58-487,028.22-191,775.56

Finding the Fourth Proportional to 352,918.58, 487,028.22 and 191,775.56

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Solution

The fourth proportional to 352,918.58, 487,028.22 and 191,775.56 is: 264,650.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,918.58 : 487,028.22 = 191,775.56 : x
  2. Step 2: Convert to fraction form
    352,918.58/487,028.22 = 191,775.56/x
  3. Step 3: Cross multiply
    352,918.58x = 487,028.22 × 191,775.56
  4. Step 4: Simplify right side
    352,918.58x = 93,400,109,626.30
  5. Step 5: Solve for x
    x = 93,400,109,626.30/352,918.58
  6. Step 6: Final answer
    x = 264,650.59

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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.