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Finding the Third Proportional to 409,064 and 883,460

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Solution

The third proportional to 409,064 and 883,460 is: 1,908,018.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,064 : 883,460 = 883,460 : x
  2. Step 2: Convert to fraction form
    409,064/883,460 = 883,460/x
  3. Step 3: Cross multiply
    409,064x = 883,460 × 883,460
  4. Step 4: Simplify right side
    409,064x = 780,501,571,600
  5. Step 5: Solve for x
    x = 780,501,571,600/409,064
  6. Step 6: Final answer
    x = 1,908,018.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.