Home / 711,171.33-1,066,674.87-178,651.86

Finding the Fourth Proportional to 711,171.33, 1,066,674.87 and 178,651.86

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Solution

The fourth proportional to 711,171.33, 1,066,674.87 and 178,651.86 is: 267,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,171.33 : 1,066,674.87 = 178,651.86 : x
  2. Step 2: Convert to fraction form
    711,171.33/1,066,674.87 = 178,651.86/x
  3. Step 3: Cross multiply
    711,171.33x = 1,066,674.87 × 178,651.86
  4. Step 4: Simplify right side
    711,171.33x = 190,563,449,540.76
  5. Step 5: Solve for x
    x = 190,563,449,540.76/711,171.33
  6. Step 6: Final answer
    x = 267,957.16

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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.