Home / 451,629.93-677,446.04-152,320.75

Finding the Fourth Proportional to 451,629.93, 677,446.04 and 152,320.75

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Solution

The fourth proportional to 451,629.93, 677,446.04 and 152,320.75 is: 228,481.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,629.93 : 677,446.04 = 152,320.75 : x
  2. Step 2: Convert to fraction form
    451,629.93/677,446.04 = 152,320.75/x
  3. Step 3: Cross multiply
    451,629.93x = 677,446.04 × 152,320.75
  4. Step 4: Simplify right side
    451,629.93x = 103,189,088,897.33
  5. Step 5: Solve for x
    x = 103,189,088,897.33/451,629.93
  6. Step 6: Final answer
    x = 228,481.51

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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.