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Finding the Third Proportional to 757,167 and 1,172,218.50

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Solution

The third proportional to 757,167 and 1,172,218.50 is: 1,814,786.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,167 : 1,172,218.50 = 1,172,218.50 : x
  2. Step 2: Convert to fraction form
    757,167/1,172,218.50 = 1,172,218.50/x
  3. Step 3: Cross multiply
    757,167x = 1,172,218.50 × 1,172,218.50
  4. Step 4: Simplify right side
    757,167x = 1,374,096,211,742.25
  5. Step 5: Solve for x
    x = 1,374,096,211,742.25/757,167
  6. Step 6: Final answer
    x = 1,814,786.19

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.