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Finding the Fourth Proportional to 204,871.59, 307,352.52 and 62,717.94

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Solution

The fourth proportional to 204,871.59, 307,352.52 and 62,717.94 is: 94,090.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,871.59 : 307,352.52 = 62,717.94 : x
  2. Step 2: Convert to fraction form
    204,871.59/307,352.52 = 62,717.94/x
  3. Step 3: Cross multiply
    204,871.59x = 307,352.52 × 62,717.94
  4. Step 4: Simplify right side
    204,871.59x = 19,276,516,908.21
  5. Step 5: Solve for x
    x = 19,276,516,908.21/204,871.59
  6. Step 6: Final answer
    x = 94,090.73

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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.