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Finding the Third Proportional to 716,775 and 1,539,792

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Solution

The third proportional to 716,775 and 1,539,792 is: 3,307,815.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,775 : 1,539,792 = 1,539,792 : x
  2. Step 2: Convert to fraction form
    716,775/1,539,792 = 1,539,792/x
  3. Step 3: Cross multiply
    716,775x = 1,539,792 × 1,539,792
  4. Step 4: Simplify right side
    716,775x = 2,370,959,403,264
  5. Step 5: Solve for x
    x = 2,370,959,403,264/716,775
  6. Step 6: Final answer
    x = 3,307,815.43

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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.