Home / 941,103.54-1,298,731.08-511,383.69

Finding the Fourth Proportional to 941,103.54, 1,298,731.08 and 511,383.69

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Solution

The fourth proportional to 941,103.54, 1,298,731.08 and 511,383.69 is: 705,713.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,103.54 : 1,298,731.08 = 511,383.69 : x
  2. Step 2: Convert to fraction form
    941,103.54/1,298,731.08 = 511,383.69/x
  3. Step 3: Cross multiply
    941,103.54x = 1,298,731.08 × 511,383.69
  4. Step 4: Simplify right side
    941,103.54x = 664,149,892,008.09
  5. Step 5: Solve for x
    x = 664,149,892,008.09/941,103.54
  6. Step 6: Final answer
    x = 705,713.95

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Double scale
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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.