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Finding the Fourth Proportional to 245,783.44, 368,299.59 and 165,524.65

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Solution

The fourth proportional to 245,783.44, 368,299.59 and 165,524.65 is: 248,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,783.44 : 368,299.59 = 165,524.65 : x
  2. Step 2: Convert to fraction form
    245,783.44/368,299.59 = 165,524.65/x
  3. Step 3: Cross multiply
    245,783.44x = 368,299.59 × 165,524.65
  4. Step 4: Simplify right side
    245,783.44x = 60,962,660,729.89
  5. Step 5: Solve for x
    x = 60,962,660,729.89/245,783.44
  6. Step 6: Final answer
    x = 248,034.04

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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.