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Finding the Fourth Proportional to 367,040.70, 550,561.05 and 234,180.45

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Solution

The fourth proportional to 367,040.70, 550,561.05 and 234,180.45 is: 351,270.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,040.70 : 550,561.05 = 234,180.45 : x
  2. Step 2: Convert to fraction form
    367,040.70/550,561.05 = 234,180.45/x
  3. Step 3: Cross multiply
    367,040.70x = 550,561.05 × 234,180.45
  4. Step 4: Simplify right side
    367,040.70x = 128,930,634,441.47
  5. Step 5: Solve for x
    x = 128,930,634,441.47/367,040.70
  6. Step 6: Final answer
    x = 351,270.68

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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.