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Finding the Fourth Proportional to 248,567.70, 343,093.41 and 224,073.30

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Solution

The fourth proportional to 248,567.70, 343,093.41 and 224,073.30 is: 309,284.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,567.70 : 343,093.41 = 224,073.30 : x
  2. Step 2: Convert to fraction form
    248,567.70/343,093.41 = 224,073.30/x
  3. Step 3: Cross multiply
    248,567.70x = 343,093.41 × 224,073.30
  4. Step 4: Simplify right side
    248,567.70x = 76,878,072,586.95
  5. Step 5: Solve for x
    x = 76,878,072,586.95/248,567.70
  6. Step 6: Final answer
    x = 309,284.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.