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Finding the Third Proportional to 207,907.50 and 297,310.50

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Solution

The third proportional to 207,907.50 and 297,310.50 is: 425,157.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,907.50 : 297,310.50 = 297,310.50 : x
  2. Step 2: Convert to fraction form
    207,907.50/297,310.50 = 297,310.50/x
  3. Step 3: Cross multiply
    207,907.50x = 297,310.50 × 297,310.50
  4. Step 4: Simplify right side
    207,907.50x = 88,393,533,410.25
  5. Step 5: Solve for x
    x = 88,393,533,410.25/207,907.50
  6. Step 6: Final answer
    x = 425,157.98

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.