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Finding the Fourth Proportional to 196,496.80, 294,307.80 and 170,252.80

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Solution

The fourth proportional to 196,496.80, 294,307.80 and 170,252.80 is: 255,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,496.80 : 294,307.80 = 170,252.80 : x
  2. Step 2: Convert to fraction form
    196,496.80/294,307.80 = 170,252.80/x
  3. Step 3: Cross multiply
    196,496.80x = 294,307.80 × 170,252.80
  4. Step 4: Simplify right side
    196,496.80x = 50,106,727,011.84
  5. Step 5: Solve for x
    x = 50,106,727,011.84/196,496.80
  6. Step 6: Final answer
    x = 255,000.22

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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.