Home / 941,577.30-1,299,361.37-511,868.25

Finding the Fourth Proportional to 941,577.30, 1,299,361.37 and 511,868.25

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Solution

The fourth proportional to 941,577.30, 1,299,361.37 and 511,868.25 is: 706,369.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,577.30 : 1,299,361.37 = 511,868.25 : x
  2. Step 2: Convert to fraction form
    941,577.30/1,299,361.37 = 511,868.25/x
  3. Step 3: Cross multiply
    941,577.30x = 1,299,361.37 × 511,868.25
  4. Step 4: Simplify right side
    941,577.30x = 665,101,828,020.16
  5. Step 5: Solve for x
    x = 665,101,828,020.16/941,577.30
  6. Step 6: Final answer
    x = 706,369.86

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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.