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Finding the Fourth Proportional to 1,755,606, 2,422,736.28 and 950,790

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Solution

The fourth proportional to 1,755,606, 2,422,736.28 and 950,790 is: 1,312,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,606 : 2,422,736.28 = 950,790 : x
  2. Step 2: Convert to fraction form
    1,755,606/2,422,736.28 = 950,790/x
  3. Step 3: Cross multiply
    1,755,606x = 2,422,736.28 × 950,790
  4. Step 4: Simplify right side
    1,755,606x = 2,303,513,427,661.20
  5. Step 5: Solve for x
    x = 2,303,513,427,661.20/1,755,606
  6. Step 6: Final answer
    x = 1,312,090.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.