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Finding the Third Proportional to 58,410 and 136,791

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Solution

The third proportional to 58,410 and 136,791 is: 320,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,410 : 136,791 = 136,791 : x
  2. Step 2: Convert to fraction form
    58,410/136,791 = 136,791/x
  3. Step 3: Cross multiply
    58,410x = 136,791 × 136,791
  4. Step 4: Simplify right side
    58,410x = 18,711,777,681
  5. Step 5: Solve for x
    x = 18,711,777,681/58,410
  6. Step 6: Final answer
    x = 320,352.30

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.