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Finding the Third Proportional to 160,977.50 and 349,633

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Solution

The third proportional to 160,977.50 and 349,633 is: 759,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,977.50 : 349,633 = 349,633 : x
  2. Step 2: Convert to fraction form
    160,977.50/349,633 = 349,633/x
  3. Step 3: Cross multiply
    160,977.50x = 349,633 × 349,633
  4. Step 4: Simplify right side
    160,977.50x = 122,243,234,689
  5. Step 5: Solve for x
    x = 122,243,234,689/160,977.50
  6. Step 6: Final answer
    x = 759,380.87

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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.