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Finding the Third Proportional to 370,479 and 798,558

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Solution

The third proportional to 370,479 and 798,558 is: 1,721,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,479 : 798,558 = 798,558 : x
  2. Step 2: Convert to fraction form
    370,479/798,558 = 798,558/x
  3. Step 3: Cross multiply
    370,479x = 798,558 × 798,558
  4. Step 4: Simplify right side
    370,479x = 637,694,879,364
  5. Step 5: Solve for x
    x = 637,694,879,364/370,479
  6. Step 6: Final answer
    x = 1,721,271.33

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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.