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Finding the Third Proportional to 879,957 and 1,255,938.75

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Solution

The third proportional to 879,957 and 1,255,938.75 is: 1,792,567.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,957 : 1,255,938.75 = 1,255,938.75 : x
  2. Step 2: Convert to fraction form
    879,957/1,255,938.75 = 1,255,938.75/x
  3. Step 3: Cross multiply
    879,957x = 1,255,938.75 × 1,255,938.75
  4. Step 4: Simplify right side
    879,957x = 1,577,382,143,751.56
  5. Step 5: Solve for x
    x = 1,577,382,143,751.56/879,957
  6. Step 6: Final answer
    x = 1,792,567.30

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.