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Finding the Fourth Proportional to 236,166.80, 353,731.80 and 230,982.80

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Solution

The fourth proportional to 236,166.80, 353,731.80 and 230,982.80 is: 345,967.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,166.80 : 353,731.80 = 230,982.80 : x
  2. Step 2: Convert to fraction form
    236,166.80/353,731.80 = 230,982.80/x
  3. Step 3: Cross multiply
    236,166.80x = 353,731.80 × 230,982.80
  4. Step 4: Simplify right side
    236,166.80x = 81,705,961,613.04
  5. Step 5: Solve for x
    x = 81,705,961,613.04/236,166.80
  6. Step 6: Final answer
    x = 345,967.18

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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.