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Finding the Third Proportional to 702,640 and 1,052,040

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Solution

The third proportional to 702,640 and 1,052,040 is: 1,575,185.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,640 : 1,052,040 = 1,052,040 : x
  2. Step 2: Convert to fraction form
    702,640/1,052,040 = 1,052,040/x
  3. Step 3: Cross multiply
    702,640x = 1,052,040 × 1,052,040
  4. Step 4: Simplify right side
    702,640x = 1,106,788,161,600
  5. Step 5: Solve for x
    x = 1,106,788,161,600/702,640
  6. Step 6: Final answer
    x = 1,575,185.25

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