Home / 844,375.20-1,266,562.80-346,096.80

Finding the Fourth Proportional to 844,375.20, 1,266,562.80 and 346,096.80

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Solution

The fourth proportional to 844,375.20, 1,266,562.80 and 346,096.80 is: 519,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,375.20 : 1,266,562.80 = 346,096.80 : x
  2. Step 2: Convert to fraction form
    844,375.20/1,266,562.80 = 346,096.80/x
  3. Step 3: Cross multiply
    844,375.20x = 1,266,562.80 × 346,096.80
  4. Step 4: Simplify right side
    844,375.20x = 438,353,332,079.04
  5. Step 5: Solve for x
    x = 438,353,332,079.04/844,375.20
  6. Step 6: Final answer
    x = 519,145.20

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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.