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Finding the Fourth Proportional to 342,806.38, 514,404 and 185,031.34

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Solution

The fourth proportional to 342,806.38, 514,404 and 185,031.34 is: 277,651.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,806.38 : 514,404 = 185,031.34 : x
  2. Step 2: Convert to fraction form
    342,806.38/514,404 = 185,031.34/x
  3. Step 3: Cross multiply
    342,806.38x = 514,404 × 185,031.34
  4. Step 4: Simplify right side
    342,806.38x = 95,180,861,421.36
  5. Step 5: Solve for x
    x = 95,180,861,421.36/342,806.38
  6. Step 6: Final answer
    x = 277,651.95

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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.