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Finding the Third Proportional to 409,384.76 and 888,349.15

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Solution

The third proportional to 409,384.76 and 888,349.15 is: 1,927,683.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,384.76 : 888,349.15 = 888,349.15 : x
  2. Step 2: Convert to fraction form
    409,384.76/888,349.15 = 888,349.15/x
  3. Step 3: Cross multiply
    409,384.76x = 888,349.15 × 888,349.15
  4. Step 4: Simplify right side
    409,384.76x = 789,164,209,529.63
  5. Step 5: Solve for x
    x = 789,164,209,529.63/409,384.76
  6. Step 6: Final answer
    x = 1,927,683.42

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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.