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Finding the Third Proportional to 990,030 and 1,544,175

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Solution

The third proportional to 990,030 and 1,544,175 is: 2,408,489.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,030 : 1,544,175 = 1,544,175 : x
  2. Step 2: Convert to fraction form
    990,030/1,544,175 = 1,544,175/x
  3. Step 3: Cross multiply
    990,030x = 1,544,175 × 1,544,175
  4. Step 4: Simplify right side
    990,030x = 2,384,476,430,625
  5. Step 5: Solve for x
    x = 2,384,476,430,625/990,030
  6. Step 6: Final answer
    x = 2,408,489.07

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.