Home / 418,819.96-627,867.06-169,339.96

Finding the Fourth Proportional to 418,819.96, 627,867.06 and 169,339.96

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Solution

The fourth proportional to 418,819.96, 627,867.06 and 169,339.96 is: 253,863.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,819.96 : 627,867.06 = 169,339.96 : x
  2. Step 2: Convert to fraction form
    418,819.96/627,867.06 = 169,339.96/x
  3. Step 3: Cross multiply
    418,819.96x = 627,867.06 × 169,339.96
  4. Step 4: Simplify right side
    418,819.96x = 106,322,982,825.72
  5. Step 5: Solve for x
    x = 106,322,982,825.72/418,819.96
  6. Step 6: Final answer
    x = 253,863.22

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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.