Home / 941,296.64-1,298,997.96-511,577.87

Finding the Fourth Proportional to 941,296.64, 1,298,997.96 and 511,577.87

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Solution

The fourth proportional to 941,296.64, 1,298,997.96 and 511,577.87 is: 705,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,296.64 : 1,298,997.96 = 511,577.87 : x
  2. Step 2: Convert to fraction form
    941,296.64/1,298,997.96 = 511,577.87/x
  3. Step 3: Cross multiply
    941,296.64x = 1,298,997.96 × 511,577.87
  4. Step 4: Simplify right side
    941,296.64x = 664,538,609,511.15
  5. Step 5: Solve for x
    x = 664,538,609,511.15/941,296.64
  6. Step 6: Final answer
    x = 705,982.13

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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.