Home / 451,741.96-677,517.90-291,337.48

Finding the Fourth Proportional to 451,741.96, 677,517.90 and 291,337.48

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Solution

The fourth proportional to 451,741.96, 677,517.90 and 291,337.48 is: 436,944.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,741.96 : 677,517.90 = 291,337.48 : x
  2. Step 2: Convert to fraction form
    451,741.96/677,517.90 = 291,337.48/x
  3. Step 3: Cross multiply
    451,741.96x = 677,517.90 × 291,337.48
  4. Step 4: Simplify right side
    451,741.96x = 197,386,357,640.89
  5. Step 5: Solve for x
    x = 197,386,357,640.89/451,741.96
  6. Step 6: Final answer
    x = 436,944.93

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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.