Home / 833,165.07-1,149,765.46-451,191.75

Finding the Fourth Proportional to 833,165.07, 1,149,765.46 and 451,191.75

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Solution

The fourth proportional to 833,165.07, 1,149,765.46 and 451,191.75 is: 622,643.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,165.07 : 1,149,765.46 = 451,191.75 : x
  2. Step 2: Convert to fraction form
    833,165.07/1,149,765.46 = 451,191.75/x
  3. Step 3: Cross multiply
    833,165.07x = 1,149,765.46 × 451,191.75
  4. Step 4: Simplify right side
    833,165.07x = 518,764,689,986.96
  5. Step 5: Solve for x
    x = 518,764,689,986.96/833,165.07
  6. Step 6: Final answer
    x = 622,643.35

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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.