Home / 822,619.54-1,135,272.84-460,077.16

Finding the Fourth Proportional to 822,619.54, 1,135,272.84 and 460,077.16

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Solution

The fourth proportional to 822,619.54, 1,135,272.84 and 460,077.16 is: 634,938.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,619.54 : 1,135,272.84 = 460,077.16 : x
  2. Step 2: Convert to fraction form
    822,619.54/1,135,272.84 = 460,077.16/x
  3. Step 3: Cross multiply
    822,619.54x = 1,135,272.84 × 460,077.16
  4. Step 4: Simplify right side
    822,619.54x = 522,313,104,052.33
  5. Step 5: Solve for x
    x = 522,313,104,052.33/822,619.54
  6. Step 6: Final answer
    x = 634,938.85

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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.