Home / 477,222.69-658,498.73-280,872.41

Finding the Fourth Proportional to 477,222.69, 658,498.73 and 280,872.41

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Solution

The fourth proportional to 477,222.69, 658,498.73 and 280,872.41 is: 387,563.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,222.69 : 658,498.73 = 280,872.41 : x
  2. Step 2: Convert to fraction form
    477,222.69/658,498.73 = 280,872.41/x
  3. Step 3: Cross multiply
    477,222.69x = 658,498.73 × 280,872.41
  4. Step 4: Simplify right side
    477,222.69x = 184,954,120,580.18
  5. Step 5: Solve for x
    x = 184,954,120,580.18/477,222.69
  6. Step 6: Final answer
    x = 387,563.55

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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.