Home / 822,556.36-1,135,152.60-459,995.48

Finding the Fourth Proportional to 822,556.36, 1,135,152.60 and 459,995.48

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Solution

The fourth proportional to 822,556.36, 1,135,152.60 and 459,995.48 is: 634,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,556.36 : 1,135,152.60 = 459,995.48 : x
  2. Step 2: Convert to fraction form
    822,556.36/1,135,152.60 = 459,995.48/x
  3. Step 3: Cross multiply
    822,556.36x = 1,135,152.60 × 459,995.48
  4. Step 4: Simplify right side
    822,556.36x = 522,165,065,110.25
  5. Step 5: Solve for x
    x = 522,165,065,110.25/822,556.36
  6. Step 6: Final answer
    x = 634,807.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.