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Finding the Third Proportional to 315,792 and 692,757

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Solution

The third proportional to 315,792 and 692,757 is: 1,519,710.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,792 : 692,757 = 692,757 : x
  2. Step 2: Convert to fraction form
    315,792/692,757 = 692,757/x
  3. Step 3: Cross multiply
    315,792x = 692,757 × 692,757
  4. Step 4: Simplify right side
    315,792x = 479,912,261,049
  5. Step 5: Solve for x
    x = 479,912,261,049/315,792
  6. Step 6: Final answer
    x = 1,519,710.00

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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.