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Finding the Third Proportional to 687,176 and 1,027,590

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Solution

The third proportional to 687,176 and 1,027,590 is: 1,536,638.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,176 : 1,027,590 = 1,027,590 : x
  2. Step 2: Convert to fraction form
    687,176/1,027,590 = 1,027,590/x
  3. Step 3: Cross multiply
    687,176x = 1,027,590 × 1,027,590
  4. Step 4: Simplify right side
    687,176x = 1,055,941,208,100
  5. Step 5: Solve for x
    x = 1,055,941,208,100/687,176
  6. Step 6: Final answer
    x = 1,536,638.66

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