Home / 534,691.43-802,138.30-214,868.19

Finding the Fourth Proportional to 534,691.43, 802,138.30 and 214,868.19

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Solution

The fourth proportional to 534,691.43, 802,138.30 and 214,868.19 is: 322,342.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,691.43 : 802,138.30 = 214,868.19 : x
  2. Step 2: Convert to fraction form
    534,691.43/802,138.30 = 214,868.19/x
  3. Step 3: Cross multiply
    534,691.43x = 802,138.30 × 214,868.19
  4. Step 4: Simplify right side
    534,691.43x = 172,354,004,650.68
  5. Step 5: Solve for x
    x = 172,354,004,650.68/534,691.43
  6. Step 6: Final answer
    x = 322,342.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.