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Finding the Fourth Proportional to 196,090.80, 293,698.80 and 169,846.80

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Solution

The fourth proportional to 196,090.80, 293,698.80 and 169,846.80 is: 254,391.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,090.80 : 293,698.80 = 169,846.80 : x
  2. Step 2: Convert to fraction form
    196,090.80/293,698.80 = 169,846.80/x
  3. Step 3: Cross multiply
    196,090.80x = 293,698.80 × 169,846.80
  4. Step 4: Simplify right side
    196,090.80x = 49,883,801,343.84
  5. Step 5: Solve for x
    x = 49,883,801,343.84/196,090.80
  6. Step 6: Final answer
    x = 254,391.34

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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.