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Finding the Fourth Proportional to 248,626.72, 373,056.72 and 123,977.44

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Solution

The fourth proportional to 248,626.72, 373,056.72 and 123,977.44 is: 186,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,626.72 : 373,056.72 = 123,977.44 : x
  2. Step 2: Convert to fraction form
    248,626.72/373,056.72 = 123,977.44/x
  3. Step 3: Cross multiply
    248,626.72x = 373,056.72 × 123,977.44
  4. Step 4: Simplify right side
    248,626.72x = 46,250,617,120.40
  5. Step 5: Solve for x
    x = 46,250,617,120.40/248,626.72
  6. Step 6: Final answer
    x = 186,024.32

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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.