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Finding the Third Proportional to 350,255 and 554,705

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Solution

The third proportional to 350,255 and 554,705 is: 878,496.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,255 : 554,705 = 554,705 : x
  2. Step 2: Convert to fraction form
    350,255/554,705 = 554,705/x
  3. Step 3: Cross multiply
    350,255x = 554,705 × 554,705
  4. Step 4: Simplify right side
    350,255x = 307,697,637,025
  5. Step 5: Solve for x
    x = 307,697,637,025/350,255
  6. Step 6: Final answer
    x = 878,496.06

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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.