Home / 451,923.27-677,888.81-114,964.26

Finding the Fourth Proportional to 451,923.27, 677,888.81 and 114,964.26

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Solution

The fourth proportional to 451,923.27, 677,888.81 and 114,964.26 is: 172,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,923.27 : 677,888.81 = 114,964.26 : x
  2. Step 2: Convert to fraction form
    451,923.27/677,888.81 = 114,964.26/x
  3. Step 3: Cross multiply
    451,923.27x = 677,888.81 × 114,964.26
  4. Step 4: Simplify right side
    451,923.27x = 77,932,984,829.11
  5. Step 5: Solve for x
    x = 77,932,984,829.11/451,923.27
  6. Step 6: Final answer
    x = 172,447.38

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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.