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Finding the Third Proportional to 1,042,364.25 and 1,554,437.25

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Solution

The third proportional to 1,042,364.25 and 1,554,437.25 is: 2,318,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,364.25 : 1,554,437.25 = 1,554,437.25 : x
  2. Step 2: Convert to fraction form
    1,042,364.25/1,554,437.25 = 1,554,437.25/x
  3. Step 3: Cross multiply
    1,042,364.25x = 1,554,437.25 × 1,554,437.25
  4. Step 4: Simplify right side
    1,042,364.25x = 2,416,275,164,187.56
  5. Step 5: Solve for x
    x = 2,416,275,164,187.56/1,042,364.25
  6. Step 6: Final answer
    x = 2,318,071.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.