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Finding the Fourth Proportional to 1,986,331.97, 2,979,164.43 and 566,050.43

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Solution

The fourth proportional to 1,986,331.97, 2,979,164.43 and 566,050.43 is: 848,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,331.97 : 2,979,164.43 = 566,050.43 : x
  2. Step 2: Convert to fraction form
    1,986,331.97/2,979,164.43 = 566,050.43/x
  3. Step 3: Cross multiply
    1,986,331.97x = 2,979,164.43 × 566,050.43
  4. Step 4: Simplify right side
    1,986,331.97x = 1,686,357,314,090.12
  5. Step 5: Solve for x
    x = 1,686,357,314,090.12/1,986,331.97
  6. Step 6: Final answer
    x = 848,980.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.