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Finding the Third Proportional to 619,447.50 and 1,371,551.06

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Solution

The third proportional to 619,447.50 and 1,371,551.06 is: 3,036,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,447.50 : 1,371,551.06 = 1,371,551.06 : x
  2. Step 2: Convert to fraction form
    619,447.50/1,371,551.06 = 1,371,551.06/x
  3. Step 3: Cross multiply
    619,447.50x = 1,371,551.06 × 1,371,551.06
  4. Step 4: Simplify right side
    619,447.50x = 1,881,152,317,044.88
  5. Step 5: Solve for x
    x = 1,881,152,317,044.88/619,447.50
  6. Step 6: Final answer
    x = 3,036,822.84

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.