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Finding the Third Proportional to 918,614.25 and 1,970,028

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Solution

The third proportional to 918,614.25 and 1,970,028 is: 4,224,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,614.25 : 1,970,028 = 1,970,028 : x
  2. Step 2: Convert to fraction form
    918,614.25/1,970,028 = 1,970,028/x
  3. Step 3: Cross multiply
    918,614.25x = 1,970,028 × 1,970,028
  4. Step 4: Simplify right side
    918,614.25x = 3,881,010,320,784
  5. Step 5: Solve for x
    x = 3,881,010,320,784/918,614.25
  6. Step 6: Final answer
    x = 4,224,853.16

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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.