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Finding the Third Proportional to 1,002,048.38 and 2,145,978.38

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Solution

The third proportional to 1,002,048.38 and 2,145,978.38 is: 4,595,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,048.38 : 2,145,978.38 = 2,145,978.38 : x
  2. Step 2: Convert to fraction form
    1,002,048.38/2,145,978.38 = 2,145,978.38/x
  3. Step 3: Cross multiply
    1,002,048.38x = 2,145,978.38 × 2,145,978.38
  4. Step 4: Simplify right side
    1,002,048.38x = 4,605,223,185,967.64
  5. Step 5: Solve for x
    x = 4,605,223,185,967.64/1,002,048.38
  6. Step 6: Final answer
    x = 4,595,809.25

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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.