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Finding the Fourth Proportional to 336,626.60, 504,901.02 and 99,944.68

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Solution

The fourth proportional to 336,626.60, 504,901.02 and 99,944.68 is: 149,905.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,626.60 : 504,901.02 = 99,944.68 : x
  2. Step 2: Convert to fraction form
    336,626.60/504,901.02 = 99,944.68/x
  3. Step 3: Cross multiply
    336,626.60x = 504,901.02 × 99,944.68
  4. Step 4: Simplify right side
    336,626.60x = 50,462,170,875.57
  5. Step 5: Solve for x
    x = 50,462,170,875.57/336,626.60
  6. Step 6: Final answer
    x = 149,905.48

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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.