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Finding the Fourth Proportional to 355,001.17, 532,078.16 and 204,924.37

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Solution

The fourth proportional to 355,001.17, 532,078.16 and 204,924.37 is: 307,142.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,001.17 : 532,078.16 = 204,924.37 : x
  2. Step 2: Convert to fraction form
    355,001.17/532,078.16 = 204,924.37/x
  3. Step 3: Cross multiply
    355,001.17x = 532,078.16 × 204,924.37
  4. Step 4: Simplify right side
    355,001.17x = 109,035,781,728.76
  5. Step 5: Solve for x
    x = 109,035,781,728.76/355,001.17
  6. Step 6: Final answer
    x = 307,142.03

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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.