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Finding the Fourth Proportional to 273,401.34, 410,123.46 and 73,718.70

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Solution

The fourth proportional to 273,401.34, 410,123.46 and 73,718.70 is: 110,583.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,401.34 : 410,123.46 = 73,718.70 : x
  2. Step 2: Convert to fraction form
    273,401.34/410,123.46 = 73,718.70/x
  3. Step 3: Cross multiply
    273,401.34x = 410,123.46 × 73,718.70
  4. Step 4: Simplify right side
    273,401.34x = 30,233,768,310.70
  5. Step 5: Solve for x
    x = 30,233,768,310.70/273,401.34
  6. Step 6: Final answer
    x = 110,583.83

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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.