Home / 730,850.48-1,096,275.16-198,449.64

Finding the Fourth Proportional to 730,850.48, 1,096,275.16 and 198,449.64

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Solution

The fourth proportional to 730,850.48, 1,096,275.16 and 198,449.64 is: 297,674.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,850.48 : 1,096,275.16 = 198,449.64 : x
  2. Step 2: Convert to fraction form
    730,850.48/1,096,275.16 = 198,449.64/x
  3. Step 3: Cross multiply
    730,850.48x = 1,096,275.16 × 198,449.64
  4. Step 4: Simplify right side
    730,850.48x = 217,555,410,842.94
  5. Step 5: Solve for x
    x = 217,555,410,842.94/730,850.48
  6. Step 6: Final answer
    x = 297,674.31

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Double scale
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Similar ratio
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1.5x scale

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.