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Finding the Fourth Proportional to 196,494.88, 294,777.96 and 112,349.92

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Solution

The fourth proportional to 196,494.88, 294,777.96 and 112,349.92 is: 168,545.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,494.88 : 294,777.96 = 112,349.92 : x
  2. Step 2: Convert to fraction form
    196,494.88/294,777.96 = 112,349.92/x
  3. Step 3: Cross multiply
    196,494.88x = 294,777.96 × 112,349.92
  4. Step 4: Simplify right side
    196,494.88x = 33,118,280,223.76
  5. Step 5: Solve for x
    x = 33,118,280,223.76/196,494.88
  6. Step 6: Final answer
    x = 168,545.26

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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.