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Finding the Fourth Proportional to 200,529.29, 300,820.60 and 93,898.69

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Solution

The fourth proportional to 200,529.29, 300,820.60 and 93,898.69 is: 140,860.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,529.29 : 300,820.60 = 93,898.69 : x
  2. Step 2: Convert to fraction form
    200,529.29/300,820.60 = 93,898.69/x
  3. Step 3: Cross multiply
    200,529.29x = 300,820.60 × 93,898.69
  4. Step 4: Simplify right side
    200,529.29x = 28,246,658,760.91
  5. Step 5: Solve for x
    x = 28,246,658,760.91/200,529.29
  6. Step 6: Final answer
    x = 140,860.51

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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.