Home / 857,944.44-1,184,019.39-495,383.58

Finding the Fourth Proportional to 857,944.44, 1,184,019.39 and 495,383.58

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Solution

The fourth proportional to 857,944.44, 1,184,019.39 and 495,383.58 is: 683,661.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,944.44 : 1,184,019.39 = 495,383.58 : x
  2. Step 2: Convert to fraction form
    857,944.44/1,184,019.39 = 495,383.58/x
  3. Step 3: Cross multiply
    857,944.44x = 1,184,019.39 × 495,383.58
  4. Step 4: Simplify right side
    857,944.44x = 586,543,764,207.62
  5. Step 5: Solve for x
    x = 586,543,764,207.62/857,944.44
  6. Step 6: Final answer
    x = 683,661.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.