Home / 374,197.88-561,040.61-134,306.45

Finding the Fourth Proportional to 374,197.88, 561,040.61 and 134,306.45

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Solution

The fourth proportional to 374,197.88, 561,040.61 and 134,306.45 is: 201,367.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,197.88 : 561,040.61 = 134,306.45 : x
  2. Step 2: Convert to fraction form
    374,197.88/561,040.61 = 134,306.45/x
  3. Step 3: Cross multiply
    374,197.88x = 561,040.61 × 134,306.45
  4. Step 4: Simplify right side
    374,197.88x = 75,351,372,634.93
  5. Step 5: Solve for x
    x = 75,351,372,634.93/374,197.88
  6. Step 6: Final answer
    x = 201,367.72

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1.5x scale

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.