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Finding the Fourth Proportional to 304,576.08, 420,301.37 and 168,600.42

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Solution

The fourth proportional to 304,576.08, 420,301.37 and 168,600.42 is: 232,661.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,576.08 : 420,301.37 = 168,600.42 : x
  2. Step 2: Convert to fraction form
    304,576.08/420,301.37 = 168,600.42/x
  3. Step 3: Cross multiply
    304,576.08x = 420,301.37 × 168,600.42
  4. Step 4: Simplify right side
    304,576.08x = 70,862,986,665.57
  5. Step 5: Solve for x
    x = 70,862,986,665.57/304,576.08
  6. Step 6: Final answer
    x = 232,661.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.