Home / 787,554.86-1,181,332.26-226,589.36

Finding the Fourth Proportional to 787,554.86, 1,181,332.26 and 226,589.36

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Solution

The fourth proportional to 787,554.86, 1,181,332.26 and 226,589.36 is: 339,884.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,554.86 : 1,181,332.26 = 226,589.36 : x
  2. Step 2: Convert to fraction form
    787,554.86/1,181,332.26 = 226,589.36/x
  3. Step 3: Cross multiply
    787,554.86x = 1,181,332.26 × 226,589.36
  4. Step 4: Simplify right side
    787,554.86x = 267,677,314,834.09
  5. Step 5: Solve for x
    x = 267,677,314,834.09/787,554.86
  6. Step 6: Final answer
    x = 339,884.03

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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.