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Finding the Third Proportional to 173,094 and 390,635

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Solution

The third proportional to 173,094 and 390,635 is: 881,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,094 : 390,635 = 390,635 : x
  2. Step 2: Convert to fraction form
    173,094/390,635 = 390,635/x
  3. Step 3: Cross multiply
    173,094x = 390,635 × 390,635
  4. Step 4: Simplify right side
    173,094x = 152,595,703,225
  5. Step 5: Solve for x
    x = 152,595,703,225/173,094
  6. Step 6: Final answer
    x = 881,577.08

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.