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Finding the Third Proportional to 162,278 and 237,138

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Solution

The third proportional to 162,278 and 237,138 is: 346,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,278 : 237,138 = 237,138 : x
  2. Step 2: Convert to fraction form
    162,278/237,138 = 237,138/x
  3. Step 3: Cross multiply
    162,278x = 237,138 × 237,138
  4. Step 4: Simplify right side
    162,278x = 56,234,431,044
  5. Step 5: Solve for x
    x = 56,234,431,044/162,278
  6. Step 6: Final answer
    x = 346,531.45

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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.