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Finding the Third Proportional to 160,852.50 and 211,519.50

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Solution

The third proportional to 160,852.50 and 211,519.50 is: 278,146.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,852.50 : 211,519.50 = 211,519.50 : x
  2. Step 2: Convert to fraction form
    160,852.50/211,519.50 = 211,519.50/x
  3. Step 3: Cross multiply
    160,852.50x = 211,519.50 × 211,519.50
  4. Step 4: Simplify right side
    160,852.50x = 44,740,498,880.25
  5. Step 5: Solve for x
    x = 44,740,498,880.25/160,852.50
  6. Step 6: Final answer
    x = 278,146.12

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.