Home / 941,289.28-1,298,989.26-511,569.42

Finding the Fourth Proportional to 941,289.28, 1,298,989.26 and 511,569.42

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Solution

The fourth proportional to 941,289.28, 1,298,989.26 and 511,569.42 is: 705,971.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,289.28 : 1,298,989.26 = 511,569.42 : x
  2. Step 2: Convert to fraction form
    941,289.28/1,298,989.26 = 511,569.42/x
  3. Step 3: Cross multiply
    941,289.28x = 1,298,989.26 × 511,569.42
  4. Step 4: Simplify right side
    941,289.28x = 664,523,182,324.43
  5. Step 5: Solve for x
    x = 664,523,182,324.43/941,289.28
  6. Step 6: Final answer
    x = 705,971.26

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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.