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Finding the Fourth Proportional to 304,602.63, 457,323.21 and 154,944.20

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Solution

The fourth proportional to 304,602.63, 457,323.21 and 154,944.20 is: 232,629.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,602.63 : 457,323.21 = 154,944.20 : x
  2. Step 2: Convert to fraction form
    304,602.63/457,323.21 = 154,944.20/x
  3. Step 3: Cross multiply
    304,602.63x = 457,323.21 × 154,944.20
  4. Step 4: Simplify right side
    304,602.63x = 70,859,576,628.27
  5. Step 5: Solve for x
    x = 70,859,576,628.27/304,602.63
  6. Step 6: Final answer
    x = 232,629.56

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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.