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Finding the Third Proportional to 350,259 and 554,711

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Solution

The third proportional to 350,259 and 554,711 is: 878,505.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,259 : 554,711 = 554,711 : x
  2. Step 2: Convert to fraction form
    350,259/554,711 = 554,711/x
  3. Step 3: Cross multiply
    350,259x = 554,711 × 554,711
  4. Step 4: Simplify right side
    350,259x = 307,704,293,521
  5. Step 5: Solve for x
    x = 307,704,293,521/350,259
  6. Step 6: Final answer
    x = 878,505.03

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.