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Finding the Third Proportional to 781,036.50 and 1,624,281

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Solution

The third proportional to 781,036.50 and 1,624,281 is: 3,377,932.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,036.50 : 1,624,281 = 1,624,281 : x
  2. Step 2: Convert to fraction form
    781,036.50/1,624,281 = 1,624,281/x
  3. Step 3: Cross multiply
    781,036.50x = 1,624,281 × 1,624,281
  4. Step 4: Simplify right side
    781,036.50x = 2,638,288,766,961
  5. Step 5: Solve for x
    x = 2,638,288,766,961/781,036.50
  6. Step 6: Final answer
    x = 3,377,932.74

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.