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Finding the Fourth Proportional to 269,166.53, 403,750.40 and 252,725.15

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Solution

The fourth proportional to 269,166.53, 403,750.40 and 252,725.15 is: 379,088.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,166.53 : 403,750.40 = 252,725.15 : x
  2. Step 2: Convert to fraction form
    269,166.53/403,750.40 = 252,725.15/x
  3. Step 3: Cross multiply
    269,166.53x = 403,750.40 × 252,725.15
  4. Step 4: Simplify right side
    269,166.53x = 102,037,877,120.18
  5. Step 5: Solve for x
    x = 102,037,877,120.18/269,166.53
  6. Step 6: Final answer
    x = 379,088.29

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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.