Home / 853,444.05-1,280,795.97-404,164.05

Finding the Fourth Proportional to 853,444.05, 1,280,795.97 and 404,164.05

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Solution

The fourth proportional to 853,444.05, 1,280,795.97 and 404,164.05 is: 606,544.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,444.05 : 1,280,795.97 = 404,164.05 : x
  2. Step 2: Convert to fraction form
    853,444.05/1,280,795.97 = 404,164.05/x
  3. Step 3: Cross multiply
    853,444.05x = 1,280,795.97 × 404,164.05
  4. Step 4: Simplify right side
    853,444.05x = 517,651,686,458.88
  5. Step 5: Solve for x
    x = 517,651,686,458.88/853,444.05
  6. Step 6: Final answer
    x = 606,544.37

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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.