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Finding the Third Proportional to 35,278 and 47,030

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Solution

The third proportional to 35,278 and 47,030 is: 62,696.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,278 : 47,030 = 47,030 : x
  2. Step 2: Convert to fraction form
    35,278/47,030 = 47,030/x
  3. Step 3: Cross multiply
    35,278x = 47,030 × 47,030
  4. Step 4: Simplify right side
    35,278x = 2,211,820,900
  5. Step 5: Solve for x
    x = 2,211,820,900/35,278
  6. Step 6: Final answer
    x = 62,696.89

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.