Home / 941,201.42-1,298,866.29-511,481.59

Finding the Fourth Proportional to 941,201.42, 1,298,866.29 and 511,481.59

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Solution

The fourth proportional to 941,201.42, 1,298,866.29 and 511,481.59 is: 705,849.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,201.42 : 1,298,866.29 = 511,481.59 : x
  2. Step 2: Convert to fraction form
    941,201.42/1,298,866.29 = 511,481.59/x
  3. Step 3: Cross multiply
    941,201.42x = 1,298,866.29 × 511,481.59
  4. Step 4: Simplify right side
    941,201.42x = 664,346,190,041.38
  5. Step 5: Solve for x
    x = 664,346,190,041.38/941,201.42
  6. Step 6: Final answer
    x = 705,849.12

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Double scale
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Similar ratio
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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.