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Finding the Third Proportional to 857,929.50 and 1,865,259

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Solution

The third proportional to 857,929.50 and 1,865,259 is: 4,055,334.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,929.50 : 1,865,259 = 1,865,259 : x
  2. Step 2: Convert to fraction form
    857,929.50/1,865,259 = 1,865,259/x
  3. Step 3: Cross multiply
    857,929.50x = 1,865,259 × 1,865,259
  4. Step 4: Simplify right side
    857,929.50x = 3,479,191,137,081
  5. Step 5: Solve for x
    x = 3,479,191,137,081/857,929.50
  6. Step 6: Final answer
    x = 4,055,334.54

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.