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Finding the Fourth Proportional to 196,513.68, 294,769.28 and 56,272.30

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Solution

The fourth proportional to 196,513.68, 294,769.28 and 56,272.30 is: 84,408.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,513.68 : 294,769.28 = 56,272.30 : x
  2. Step 2: Convert to fraction form
    196,513.68/294,769.28 = 56,272.30/x
  3. Step 3: Cross multiply
    196,513.68x = 294,769.28 × 56,272.30
  4. Step 4: Simplify right side
    196,513.68x = 16,587,345,354.94
  5. Step 5: Solve for x
    x = 16,587,345,354.94/196,513.68
  6. Step 6: Final answer
    x = 84,408.09

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1.5x scale

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.