Home / 773,149.73-1,066,982.54-482,933.12

Finding the Fourth Proportional to 773,149.73, 1,066,982.54 and 482,933.12

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Solution

The fourth proportional to 773,149.73, 1,066,982.54 and 482,933.12 is: 666,470.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,149.73 : 1,066,982.54 = 482,933.12 : x
  2. Step 2: Convert to fraction form
    773,149.73/1,066,982.54 = 482,933.12/x
  3. Step 3: Cross multiply
    773,149.73x = 1,066,982.54 × 482,933.12
  4. Step 4: Simplify right side
    773,149.73x = 515,281,202,900.15
  5. Step 5: Solve for x
    x = 515,281,202,900.15/773,149.73
  6. Step 6: Final answer
    x = 666,470.14

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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.