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Finding the Third Proportional to 444,360 and 634,988

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Solution

The third proportional to 444,360 and 634,988 is: 907,394.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,360 : 634,988 = 634,988 : x
  2. Step 2: Convert to fraction form
    444,360/634,988 = 634,988/x
  3. Step 3: Cross multiply
    444,360x = 634,988 × 634,988
  4. Step 4: Simplify right side
    444,360x = 403,209,760,144
  5. Step 5: Solve for x
    x = 403,209,760,144/444,360
  6. Step 6: Final answer
    x = 907,394.37

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.