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Finding the Third Proportional to 940,139 and 1,432,235

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Solution

The third proportional to 940,139 and 1,432,235 is: 2,181,908.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,139 : 1,432,235 = 1,432,235 : x
  2. Step 2: Convert to fraction form
    940,139/1,432,235 = 1,432,235/x
  3. Step 3: Cross multiply
    940,139x = 1,432,235 × 1,432,235
  4. Step 4: Simplify right side
    940,139x = 2,051,297,095,225
  5. Step 5: Solve for x
    x = 2,051,297,095,225/940,139
  6. Step 6: Final answer
    x = 2,181,908.31

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.