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Finding the Third Proportional to 286,418,883 and 440,502,196.50

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Solution

The third proportional to 286,418,883 and 440,502,196.50 is: 677,476,928.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,418,883 : 440,502,196.50 = 440,502,196.50 : x
  2. Step 2: Convert to fraction form
    286,418,883/440,502,196.50 = 440,502,196.50/x
  3. Step 3: Cross multiply
    286,418,883x = 440,502,196.50 × 440,502,196.50
  4. Step 4: Simplify right side
    286,418,883x = 194,042,185,121,324,608
  5. Step 5: Solve for x
    x = 194,042,185,121,324,608/286,418,883
  6. Step 6: Final answer
    x = 677,476,928.51

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.