Home / 613,944.28-847,018.38-372,052.36

Finding the Fourth Proportional to 613,944.28, 847,018.38 and 372,052.36

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Solution

The fourth proportional to 613,944.28, 847,018.38 and 372,052.36 is: 513,296.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,944.28 : 847,018.38 = 372,052.36 : x
  2. Step 2: Convert to fraction form
    613,944.28/847,018.38 = 372,052.36/x
  3. Step 3: Cross multiply
    613,944.28x = 847,018.38 × 372,052.36
  4. Step 4: Simplify right side
    613,944.28x = 315,135,187,242.38
  5. Step 5: Solve for x
    x = 315,135,187,242.38/613,944.28
  6. Step 6: Final answer
    x = 513,296.07

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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.