Home / 941,086.80-1,298,701.44-511,372.08

Finding the Fourth Proportional to 941,086.80, 1,298,701.44 and 511,372.08

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Solution

The fourth proportional to 941,086.80, 1,298,701.44 and 511,372.08 is: 705,694.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,086.80 : 1,298,701.44 = 511,372.08 : x
  2. Step 2: Convert to fraction form
    941,086.80/1,298,701.44 = 511,372.08/x
  3. Step 3: Cross multiply
    941,086.80x = 1,298,701.44 × 511,372.08
  4. Step 4: Simplify right side
    941,086.80x = 664,119,656,671.80
  5. Step 5: Solve for x
    x = 664,119,656,671.80/941,086.80
  6. Step 6: Final answer
    x = 705,694.37

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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.