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Finding the Third Proportional to 171,907.69 and 373,396.88

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Solution

The third proportional to 171,907.69 and 373,396.88 is: 811,047.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,907.69 : 373,396.88 = 373,396.88 : x
  2. Step 2: Convert to fraction form
    171,907.69/373,396.88 = 373,396.88/x
  3. Step 3: Cross multiply
    171,907.69x = 373,396.88 × 373,396.88
  4. Step 4: Simplify right side
    171,907.69x = 139,425,226,259.77
  5. Step 5: Solve for x
    x = 139,425,226,259.77/171,907.69
  6. Step 6: Final answer
    x = 811,047.07

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.