Home / 965,076.89-1,447,620.80-255,097.42

Finding the Fourth Proportional to 965,076.89, 1,447,620.80 and 255,097.42

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Solution

The fourth proportional to 965,076.89, 1,447,620.80 and 255,097.42 is: 382,647.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,076.89 : 1,447,620.80 = 255,097.42 : x
  2. Step 2: Convert to fraction form
    965,076.89/1,447,620.80 = 255,097.42/x
  3. Step 3: Cross multiply
    965,076.89x = 1,447,620.80 × 255,097.42
  4. Step 4: Simplify right side
    965,076.89x = 369,284,326,323.80
  5. Step 5: Solve for x
    x = 369,284,326,323.80/965,076.89
  6. Step 6: Final answer
    x = 382,647.57

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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.