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Finding the Fourth Proportional to 336,714.87, 505,164.57 and 168,031.56

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Solution

The fourth proportional to 336,714.87, 505,164.57 and 168,031.56 is: 252,093.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,714.87 : 505,164.57 = 168,031.56 : x
  2. Step 2: Convert to fraction form
    336,714.87/505,164.57 = 168,031.56/x
  3. Step 3: Cross multiply
    336,714.87x = 505,164.57 × 168,031.56
  4. Step 4: Simplify right side
    336,714.87x = 84,883,590,753.83
  5. Step 5: Solve for x
    x = 84,883,590,753.83/336,714.87
  6. Step 6: Final answer
    x = 252,093.38

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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.