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Finding the Third Proportional to 797,557 and 1,720,340

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Solution

The third proportional to 797,557 and 1,720,340 is: 3,710,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,557 : 1,720,340 = 1,720,340 : x
  2. Step 2: Convert to fraction form
    797,557/1,720,340 = 1,720,340/x
  3. Step 3: Cross multiply
    797,557x = 1,720,340 × 1,720,340
  4. Step 4: Simplify right side
    797,557x = 2,959,569,715,600
  5. Step 5: Solve for x
    x = 2,959,569,715,600/797,557
  6. Step 6: Final answer
    x = 3,710,793.98

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.