Home / 516,183.60-774,016.20-235,383.60

Finding the Fourth Proportional to 516,183.60, 774,016.20 and 235,383.60

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Solution

The fourth proportional to 516,183.60, 774,016.20 and 235,383.60 is: 352,957.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,183.60 : 774,016.20 = 235,383.60 : x
  2. Step 2: Convert to fraction form
    516,183.60/774,016.20 = 235,383.60/x
  3. Step 3: Cross multiply
    516,183.60x = 774,016.20 × 235,383.60
  4. Step 4: Simplify right side
    516,183.60x = 182,190,719,614.32
  5. Step 5: Solve for x
    x = 182,190,719,614.32/516,183.60
  6. Step 6: Final answer
    x = 352,957.20

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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.