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Finding the Third Proportional to 374,030 and 822,781

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Solution

The third proportional to 374,030 and 822,781 is: 1,809,931.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,030 : 822,781 = 822,781 : x
  2. Step 2: Convert to fraction form
    374,030/822,781 = 822,781/x
  3. Step 3: Cross multiply
    374,030x = 822,781 × 822,781
  4. Step 4: Simplify right side
    374,030x = 676,968,573,961
  5. Step 5: Solve for x
    x = 676,968,573,961/374,030
  6. Step 6: Final answer
    x = 1,809,931.22

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.