Home / 948,809.43-1,309,371.77-519,096.73

Finding the Fourth Proportional to 948,809.43, 1,309,371.77 and 519,096.73

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Solution

The fourth proportional to 948,809.43, 1,309,371.77 and 519,096.73 is: 716,361.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,809.43 : 1,309,371.77 = 519,096.73 : x
  2. Step 2: Convert to fraction form
    948,809.43/1,309,371.77 = 519,096.73/x
  3. Step 3: Cross multiply
    948,809.43x = 1,309,371.77 × 519,096.73
  4. Step 4: Simplify right side
    948,809.43x = 679,690,604,161.31
  5. Step 5: Solve for x
    x = 679,690,604,161.31/948,809.43
  6. Step 6: Final answer
    x = 716,361.56

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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.