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Finding the Third Proportional to 355,795 and 554,104

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Solution

The third proportional to 355,795 and 554,104 is: 862,944.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,795 : 554,104 = 554,104 : x
  2. Step 2: Convert to fraction form
    355,795/554,104 = 554,104/x
  3. Step 3: Cross multiply
    355,795x = 554,104 × 554,104
  4. Step 4: Simplify right side
    355,795x = 307,031,242,816
  5. Step 5: Solve for x
    x = 307,031,242,816/355,795
  6. Step 6: Final answer
    x = 862,944.23

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.