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Finding the Third Proportional to 155,898 and 228,015

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Solution

The third proportional to 155,898 and 228,015 is: 333,492.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,898 : 228,015 = 228,015 : x
  2. Step 2: Convert to fraction form
    155,898/228,015 = 228,015/x
  3. Step 3: Cross multiply
    155,898x = 228,015 × 228,015
  4. Step 4: Simplify right side
    155,898x = 51,990,840,225
  5. Step 5: Solve for x
    x = 51,990,840,225/155,898
  6. Step 6: Final answer
    x = 333,492.67

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.