Home / 627,016.48-940,508.28-222,202.78

Finding the Fourth Proportional to 627,016.48, 940,508.28 and 222,202.78

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Solution

The fourth proportional to 627,016.48, 940,508.28 and 222,202.78 is: 333,298.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,016.48 : 940,508.28 = 222,202.78 : x
  2. Step 2: Convert to fraction form
    627,016.48/940,508.28 = 222,202.78/x
  3. Step 3: Cross multiply
    627,016.48x = 940,508.28 × 222,202.78
  4. Step 4: Simplify right side
    627,016.48x = 208,983,554,429.02
  5. Step 5: Solve for x
    x = 208,983,554,429.02/627,016.48
  6. Step 6: Final answer
    x = 333,298.34

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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.