Home / 846,481.32-1,168,158.78-464,543.64

Finding the Fourth Proportional to 846,481.32, 1,168,158.78 and 464,543.64

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Solution

The fourth proportional to 846,481.32, 1,168,158.78 and 464,543.64 is: 641,078.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,481.32 : 1,168,158.78 = 464,543.64 : x
  2. Step 2: Convert to fraction form
    846,481.32/1,168,158.78 = 464,543.64/x
  3. Step 3: Cross multiply
    846,481.32x = 1,168,158.78 × 464,543.64
  4. Step 4: Simplify right side
    846,481.32x = 542,660,731,759.16
  5. Step 5: Solve for x
    x = 542,660,731,759.16/846,481.32
  6. Step 6: Final answer
    x = 641,078.21

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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.