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Finding the Fourth Proportional to 273,553.60, 409,396.80 and 229,230.40

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Solution

The fourth proportional to 273,553.60, 409,396.80 and 229,230.40 is: 343,063.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,553.60 : 409,396.80 = 229,230.40 : x
  2. Step 2: Convert to fraction form
    273,553.60/409,396.80 = 229,230.40/x
  3. Step 3: Cross multiply
    273,553.60x = 409,396.80 × 229,230.40
  4. Step 4: Simplify right side
    273,553.60x = 93,846,192,222.72
  5. Step 5: Solve for x
    x = 93,846,192,222.72/273,553.60
  6. Step 6: Final answer
    x = 343,063.27

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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.