Home / 362,401.79-500,131.07-201,257.55

Finding the Fourth Proportional to 362,401.79, 500,131.07 and 201,257.55

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Solution

The fourth proportional to 362,401.79, 500,131.07 and 201,257.55 is: 277,744.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,401.79 : 500,131.07 = 201,257.55 : x
  2. Step 2: Convert to fraction form
    362,401.79/500,131.07 = 201,257.55/x
  3. Step 3: Cross multiply
    362,401.79x = 500,131.07 × 201,257.55
  4. Step 4: Simplify right side
    362,401.79x = 100,655,152,820.79
  5. Step 5: Solve for x
    x = 100,655,152,820.79/362,401.79
  6. Step 6: Final answer
    x = 277,744.64

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1.5x scale

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.