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Finding the Third Proportional to 668,033.25 and 1,430,654.25

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Solution

The third proportional to 668,033.25 and 1,430,654.25 is: 3,063,876.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,033.25 : 1,430,654.25 = 1,430,654.25 : x
  2. Step 2: Convert to fraction form
    668,033.25/1,430,654.25 = 1,430,654.25/x
  3. Step 3: Cross multiply
    668,033.25x = 1,430,654.25 × 1,430,654.25
  4. Step 4: Simplify right side
    668,033.25x = 2,046,771,583,043.06
  5. Step 5: Solve for x
    x = 2,046,771,583,043.06/668,033.25
  6. Step 6: Final answer
    x = 3,063,876.81

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.