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Finding the Fourth Proportional to 336,025.80, 504,038.70 and 149,401.80

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Solution

The fourth proportional to 336,025.80, 504,038.70 and 149,401.80 is: 224,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,025.80 : 504,038.70 = 149,401.80 : x
  2. Step 2: Convert to fraction form
    336,025.80/504,038.70 = 149,401.80/x
  3. Step 3: Cross multiply
    336,025.80x = 504,038.70 × 149,401.80
  4. Step 4: Simplify right side
    336,025.80x = 75,304,289,049.66
  5. Step 5: Solve for x
    x = 75,304,289,049.66/336,025.80
  6. Step 6: Final answer
    x = 224,102.70

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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.