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Finding the Fourth Proportional to 273,872.70, 410,809.05 and 96,378.30

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Solution

The fourth proportional to 273,872.70, 410,809.05 and 96,378.30 is: 144,567.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,872.70 : 410,809.05 = 96,378.30 : x
  2. Step 2: Convert to fraction form
    273,872.70/410,809.05 = 96,378.30/x
  3. Step 3: Cross multiply
    273,872.70x = 410,809.05 × 96,378.30
  4. Step 4: Simplify right side
    273,872.70x = 39,593,077,863.62
  5. Step 5: Solve for x
    x = 39,593,077,863.62/273,872.70
  6. Step 6: Final answer
    x = 144,567.45

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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.