Home / 827,498.40-1,241,247.60-295,036.80

Finding the Fourth Proportional to 827,498.40, 1,241,247.60 and 295,036.80

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Solution

The fourth proportional to 827,498.40, 1,241,247.60 and 295,036.80 is: 442,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,498.40 : 1,241,247.60 = 295,036.80 : x
  2. Step 2: Convert to fraction form
    827,498.40/1,241,247.60 = 295,036.80/x
  3. Step 3: Cross multiply
    827,498.40x = 1,241,247.60 × 295,036.80
  4. Step 4: Simplify right side
    827,498.40x = 366,213,719,911.68
  5. Step 5: Solve for x
    x = 366,213,719,911.68/827,498.40
  6. Step 6: Final answer
    x = 442,555.20

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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.