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Finding the Fourth Proportional to 504,014.20, 756,086.10 and 251,423.80

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Solution

The fourth proportional to 504,014.20, 756,086.10 and 251,423.80 is: 377,168.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,014.20 : 756,086.10 = 251,423.80 : x
  2. Step 2: Convert to fraction form
    504,014.20/756,086.10 = 251,423.80/x
  3. Step 3: Cross multiply
    504,014.20x = 756,086.10 × 251,423.80
  4. Step 4: Simplify right side
    504,014.20x = 190,098,040,389.18
  5. Step 5: Solve for x
    x = 190,098,040,389.18/504,014.20
  6. Step 6: Final answer
    x = 377,168.03

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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.