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Finding the Third Proportional to 242,152 and 478,093

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Solution

The third proportional to 242,152 and 478,093 is: 943,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,152 : 478,093 = 478,093 : x
  2. Step 2: Convert to fraction form
    242,152/478,093 = 478,093/x
  3. Step 3: Cross multiply
    242,152x = 478,093 × 478,093
  4. Step 4: Simplify right side
    242,152x = 228,572,916,649
  5. Step 5: Solve for x
    x = 228,572,916,649/242,152
  6. Step 6: Final answer
    x = 943,923.31

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.