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Finding the Third Proportional to 757,437 and 1,138,119

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Solution

The third proportional to 757,437 and 1,138,119 is: 1,710,128.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,437 : 1,138,119 = 1,138,119 : x
  2. Step 2: Convert to fraction form
    757,437/1,138,119 = 1,138,119/x
  3. Step 3: Cross multiply
    757,437x = 1,138,119 × 1,138,119
  4. Step 4: Simplify right side
    757,437x = 1,295,314,858,161
  5. Step 5: Solve for x
    x = 1,295,314,858,161/757,437
  6. Step 6: Final answer
    x = 1,710,128.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.