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Finding the Third Proportional to 408,088 and 883,964

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Solution

The third proportional to 408,088 and 883,964 is: 1,914,764.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,088 : 883,964 = 883,964 : x
  2. Step 2: Convert to fraction form
    408,088/883,964 = 883,964/x
  3. Step 3: Cross multiply
    408,088x = 883,964 × 883,964
  4. Step 4: Simplify right side
    408,088x = 781,392,353,296
  5. Step 5: Solve for x
    x = 781,392,353,296/408,088
  6. Step 6: Final answer
    x = 1,914,764.35

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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.