Home / 865,022.51-1,193,764.84-477,857.90

Finding the Fourth Proportional to 865,022.51, 1,193,764.84 and 477,857.90

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Solution

The fourth proportional to 865,022.51, 1,193,764.84 and 477,857.90 is: 659,462.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,022.51 : 1,193,764.84 = 477,857.90 : x
  2. Step 2: Convert to fraction form
    865,022.51/1,193,764.84 = 477,857.90/x
  3. Step 3: Cross multiply
    865,022.51x = 1,193,764.84 × 477,857.90
  4. Step 4: Simplify right side
    865,022.51x = 570,449,961,326.00
  5. Step 5: Solve for x
    x = 570,449,961,326.00/865,022.51
  6. Step 6: Final answer
    x = 659,462.56

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