Home / 941,159.04-1,298,796.72-511,439.28

Finding the Fourth Proportional to 941,159.04, 1,298,796.72 and 511,439.28

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Solution

The fourth proportional to 941,159.04, 1,298,796.72 and 511,439.28 is: 705,784.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,159.04 : 1,298,796.72 = 511,439.28 : x
  2. Step 2: Convert to fraction form
    941,159.04/1,298,796.72 = 511,439.28/x
  3. Step 3: Cross multiply
    941,159.04x = 1,298,796.72 × 511,439.28
  4. Step 4: Simplify right side
    941,159.04x = 664,255,659,343.16
  5. Step 5: Solve for x
    x = 664,255,659,343.16/941,159.04
  6. Step 6: Final answer
    x = 705,784.71

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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.