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Finding the Third Proportional to 582,688 and 1,273,449

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Solution

The third proportional to 582,688 and 1,273,449 is: 2,783,088.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,688 : 1,273,449 = 1,273,449 : x
  2. Step 2: Convert to fraction form
    582,688/1,273,449 = 1,273,449/x
  3. Step 3: Cross multiply
    582,688x = 1,273,449 × 1,273,449
  4. Step 4: Simplify right side
    582,688x = 1,621,672,355,601
  5. Step 5: Solve for x
    x = 1,621,672,355,601/582,688
  6. Step 6: Final answer
    x = 2,783,088.64

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.