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Finding the Fourth Proportional to 239,458.64, 358,953.24 and 204,000.08

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Solution

The fourth proportional to 239,458.64, 358,953.24 and 204,000.08 is: 305,800.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,458.64 : 358,953.24 = 204,000.08 : x
  2. Step 2: Convert to fraction form
    239,458.64/358,953.24 = 204,000.08/x
  3. Step 3: Cross multiply
    239,458.64x = 358,953.24 × 204,000.08
  4. Step 4: Simplify right side
    239,458.64x = 73,226,489,676.26
  5. Step 5: Solve for x
    x = 73,226,489,676.26/239,458.64
  6. Step 6: Final answer
    x = 305,800.16

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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.