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Finding the Fourth Proportional to 196,370, 294,548.52 and 63,257.84

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Solution

The fourth proportional to 196,370, 294,548.52 and 63,257.84 is: 94,884.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,370 : 294,548.52 = 63,257.84 : x
  2. Step 2: Convert to fraction form
    196,370/294,548.52 = 63,257.84/x
  3. Step 3: Cross multiply
    196,370x = 294,548.52 × 63,257.84
  4. Step 4: Simplify right side
    196,370x = 18,632,503,150.40
  5. Step 5: Solve for x
    x = 18,632,503,150.40/196,370
  6. Step 6: Final answer
    x = 94,884.67

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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.