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Finding the Fourth Proportional to 273,868.70, 410,803.05 and 96,374.30

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Solution

The fourth proportional to 273,868.70, 410,803.05 and 96,374.30 is: 144,561.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,868.70 : 410,803.05 = 96,374.30 : x
  2. Step 2: Convert to fraction form
    273,868.70/410,803.05 = 96,374.30/x
  3. Step 3: Cross multiply
    273,868.70x = 410,803.05 × 96,374.30
  4. Step 4: Simplify right side
    273,868.70x = 39,590,856,381.62
  5. Step 5: Solve for x
    x = 39,590,856,381.62/273,868.70
  6. Step 6: Final answer
    x = 144,561.45

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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.