Home / 703,986.72-1,054,230.32-492,635.68

Finding the Fourth Proportional to 703,986.72, 1,054,230.32 and 492,635.68

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Solution

The fourth proportional to 703,986.72, 1,054,230.32 and 492,635.68 is: 737,729.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,986.72 : 1,054,230.32 = 492,635.68 : x
  2. Step 2: Convert to fraction form
    703,986.72/1,054,230.32 = 492,635.68/x
  3. Step 3: Cross multiply
    703,986.72x = 1,054,230.32 × 492,635.68
  4. Step 4: Simplify right side
    703,986.72x = 519,351,470,569.82
  5. Step 5: Solve for x
    x = 519,351,470,569.82/703,986.72
  6. Step 6: Final answer
    x = 737,729.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.