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Finding the Fourth Proportional to 273,916.40, 410,874.60 and 96,623.60

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Solution

The fourth proportional to 273,916.40, 410,874.60 and 96,623.60 is: 144,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,916.40 : 410,874.60 = 96,623.60 : x
  2. Step 2: Convert to fraction form
    273,916.40/410,874.60 = 96,623.60/x
  3. Step 3: Cross multiply
    273,916.40x = 410,874.60 × 96,623.60
  4. Step 4: Simplify right side
    273,916.40x = 39,700,183,000.56
  5. Step 5: Solve for x
    x = 39,700,183,000.56/273,916.40
  6. Step 6: Final answer
    x = 144,935.40

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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.