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Finding the Fourth Proportional to 169,236.84, 253,283.08 and 164,682.78

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Solution

The fourth proportional to 169,236.84, 253,283.08 and 164,682.78 is: 246,467.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,236.84 : 253,283.08 = 164,682.78 : x
  2. Step 2: Convert to fraction form
    169,236.84/253,283.08 = 164,682.78/x
  3. Step 3: Cross multiply
    169,236.84x = 253,283.08 × 164,682.78
  4. Step 4: Simplify right side
    169,236.84x = 41,711,361,741.36
  5. Step 5: Solve for x
    x = 41,711,361,741.36/169,236.84
  6. Step 6: Final answer
    x = 246,467.39

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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.