Home / 627,101.23-940,587.77-171,732.96

Finding the Fourth Proportional to 627,101.23, 940,587.77 and 171,732.96

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Solution

The fourth proportional to 627,101.23, 940,587.77 and 171,732.96 is: 257,581.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,101.23 : 940,587.77 = 171,732.96 : x
  2. Step 2: Convert to fraction form
    627,101.23/940,587.77 = 171,732.96/x
  3. Step 3: Cross multiply
    627,101.23x = 940,587.77 × 171,732.96
  4. Step 4: Simplify right side
    627,101.23x = 161,529,916,320.30
  5. Step 5: Solve for x
    x = 161,529,916,320.30/627,101.23
  6. Step 6: Final answer
    x = 257,581.88

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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.