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Finding the Third Proportional to 156,101 and 223,065

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Solution

The third proportional to 156,101 and 223,065 is: 318,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,101 : 223,065 = 223,065 : x
  2. Step 2: Convert to fraction form
    156,101/223,065 = 223,065/x
  3. Step 3: Cross multiply
    156,101x = 223,065 × 223,065
  4. Step 4: Simplify right side
    156,101x = 49,757,994,225
  5. Step 5: Solve for x
    x = 49,757,994,225/156,101
  6. Step 6: Final answer
    x = 318,755.13

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.