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Finding the Fourth Proportional to 275,244.30, 384,554.70 and 275,244.30

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Solution

The fourth proportional to 275,244.30, 384,554.70 and 275,244.30 is: 384,554.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,244.30 : 384,554.70 = 275,244.30 : x
  2. Step 2: Convert to fraction form
    275,244.30/384,554.70 = 275,244.30/x
  3. Step 3: Cross multiply
    275,244.30x = 384,554.70 × 275,244.30
  4. Step 4: Simplify right side
    275,244.30x = 105,846,489,213.21
  5. Step 5: Solve for x
    x = 105,846,489,213.21/275,244.30
  6. Step 6: Final answer
    x = 384,554.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.