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Finding the Third Proportional to 1,042,777.13 and 1,488,321

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Solution

The third proportional to 1,042,777.13 and 1,488,321 is: 2,124,230.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,777.13 : 1,488,321 = 1,488,321 : x
  2. Step 2: Convert to fraction form
    1,042,777.13/1,488,321 = 1,488,321/x
  3. Step 3: Cross multiply
    1,042,777.13x = 1,488,321 × 1,488,321
  4. Step 4: Simplify right side
    1,042,777.13x = 2,215,099,399,041
  5. Step 5: Solve for x
    x = 2,215,099,399,041/1,042,777.13
  6. Step 6: Final answer
    x = 2,124,230.91

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.