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Finding the Third Proportional to 203,044.50 and 297,639

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Solution

The third proportional to 203,044.50 and 297,639 is: 436,303.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,044.50 : 297,639 = 297,639 : x
  2. Step 2: Convert to fraction form
    203,044.50/297,639 = 297,639/x
  3. Step 3: Cross multiply
    203,044.50x = 297,639 × 297,639
  4. Step 4: Simplify right side
    203,044.50x = 88,588,974,321
  5. Step 5: Solve for x
    x = 88,588,974,321/203,044.50
  6. Step 6: Final answer
    x = 436,303.25

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.