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Finding the Third Proportional to 160,672.50 and 349,953

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Solution

The third proportional to 160,672.50 and 349,953 is: 762,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,672.50 : 349,953 = 349,953 : x
  2. Step 2: Convert to fraction form
    160,672.50/349,953 = 349,953/x
  3. Step 3: Cross multiply
    160,672.50x = 349,953 × 349,953
  4. Step 4: Simplify right side
    160,672.50x = 122,467,102,209
  5. Step 5: Solve for x
    x = 122,467,102,209/160,672.50
  6. Step 6: Final answer
    x = 762,215.70

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.