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Finding the Fourth Proportional to 245,677.21, 367,980.94 and 150,619.93

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Solution

The fourth proportional to 245,677.21, 367,980.94 and 150,619.93 is: 225,601.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,677.21 : 367,980.94 = 150,619.93 : x
  2. Step 2: Convert to fraction form
    245,677.21/367,980.94 = 150,619.93/x
  3. Step 3: Cross multiply
    245,677.21x = 367,980.94 × 150,619.93
  4. Step 4: Simplify right side
    245,677.21x = 55,425,263,424.13
  5. Step 5: Solve for x
    x = 55,425,263,424.13/245,677.21
  6. Step 6: Final answer
    x = 225,601.97

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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.