Home / 896,195.80-1,344,293.70-821,546.20

Finding the Fourth Proportional to 896,195.80, 1,344,293.70 and 821,546.20

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Solution

The fourth proportional to 896,195.80, 1,344,293.70 and 821,546.20 is: 1,232,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,195.80 : 1,344,293.70 = 821,546.20 : x
  2. Step 2: Convert to fraction form
    896,195.80/1,344,293.70 = 821,546.20/x
  3. Step 3: Cross multiply
    896,195.80x = 1,344,293.70 × 821,546.20
  4. Step 4: Simplify right side
    896,195.80x = 1,104,399,380,918.94
  5. Step 5: Solve for x
    x = 1,104,399,380,918.94/896,195.80
  6. Step 6: Final answer
    x = 1,232,319.30

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Double scale
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Similar ratio
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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.