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Finding the Fourth Proportional to 344,940.95, 517,745.12 and 248,977.10

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Solution

The fourth proportional to 344,940.95, 517,745.12 and 248,977.10 is: 373,706.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,940.95 : 517,745.12 = 248,977.10 : x
  2. Step 2: Convert to fraction form
    344,940.95/517,745.12 = 248,977.10/x
  3. Step 3: Cross multiply
    344,940.95x = 517,745.12 × 248,977.10
  4. Step 4: Simplify right side
    344,940.95x = 128,906,678,566.23
  5. Step 5: Solve for x
    x = 128,906,678,566.23/344,940.95
  6. Step 6: Final answer
    x = 373,706.51

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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.