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Finding the Third Proportional to 245,601 and 528,551

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Solution

The third proportional to 245,601 and 528,551 is: 1,137,479.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,601 : 528,551 = 528,551 : x
  2. Step 2: Convert to fraction form
    245,601/528,551 = 528,551/x
  3. Step 3: Cross multiply
    245,601x = 528,551 × 528,551
  4. Step 4: Simplify right side
    245,601x = 279,366,159,601
  5. Step 5: Solve for x
    x = 279,366,159,601/245,601
  6. Step 6: Final answer
    x = 1,137,479.73

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.