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Finding the Third Proportional to 582,612 and 879,258

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Solution

The third proportional to 582,612 and 879,258 is: 1,326,945.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,612 : 879,258 = 879,258 : x
  2. Step 2: Convert to fraction form
    582,612/879,258 = 879,258/x
  3. Step 3: Cross multiply
    582,612x = 879,258 × 879,258
  4. Step 4: Simplify right side
    582,612x = 773,094,630,564
  5. Step 5: Solve for x
    x = 773,094,630,564/582,612
  6. Step 6: Final answer
    x = 1,326,945.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.