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Finding the Fourth Proportional to 2,057,523.04, 2,839,427.22 and 1,174,454.02

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Solution

The fourth proportional to 2,057,523.04, 2,839,427.22 and 1,174,454.02 is: 1,620,772.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,523.04 : 2,839,427.22 = 1,174,454.02 : x
  2. Step 2: Convert to fraction form
    2,057,523.04/2,839,427.22 = 1,174,454.02/x
  3. Step 3: Cross multiply
    2,057,523.04x = 2,839,427.22 × 1,174,454.02
  4. Step 4: Simplify right side
    2,057,523.04x = 3,334,776,713,026.43
  5. Step 5: Solve for x
    x = 3,334,776,713,026.43/2,057,523.04
  6. Step 6: Final answer
    x = 1,620,772.48

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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.