Home / 787,458.48-1,181,359.99-255,033.33

Finding the Fourth Proportional to 787,458.48, 1,181,359.99 and 255,033.33

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Solution

The fourth proportional to 787,458.48, 1,181,359.99 and 255,033.33 is: 382,605.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,458.48 : 1,181,359.99 = 255,033.33 : x
  2. Step 2: Convert to fraction form
    787,458.48/1,181,359.99 = 255,033.33/x
  3. Step 3: Cross multiply
    787,458.48x = 1,181,359.99 × 255,033.33
  4. Step 4: Simplify right side
    787,458.48x = 301,286,176,927.36
  5. Step 5: Solve for x
    x = 301,286,176,927.36/787,458.48
  6. Step 6: Final answer
    x = 382,605.79

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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.