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Finding the Fourth Proportional to 265,262.46, 397,880.73 and 99,037.50

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Solution

The fourth proportional to 265,262.46, 397,880.73 and 99,037.50 is: 148,551.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,262.46 : 397,880.73 = 99,037.50 : x
  2. Step 2: Convert to fraction form
    265,262.46/397,880.73 = 99,037.50/x
  3. Step 3: Cross multiply
    265,262.46x = 397,880.73 × 99,037.50
  4. Step 4: Simplify right side
    265,262.46x = 39,405,112,797.38
  5. Step 5: Solve for x
    x = 39,405,112,797.38/265,262.46
  6. Step 6: Final answer
    x = 148,551.41

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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.