Home / 994,276.80-1,491,415.20-546,379.20

Finding the Fourth Proportional to 994,276.80, 1,491,415.20 and 546,379.20

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Solution

The fourth proportional to 994,276.80, 1,491,415.20 and 546,379.20 is: 819,568.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,276.80 : 1,491,415.20 = 546,379.20 : x
  2. Step 2: Convert to fraction form
    994,276.80/1,491,415.20 = 546,379.20/x
  3. Step 3: Cross multiply
    994,276.80x = 1,491,415.20 × 546,379.20
  4. Step 4: Simplify right side
    994,276.80x = 814,878,243,843.84
  5. Step 5: Solve for x
    x = 814,878,243,843.84/994,276.80
  6. Step 6: Final answer
    x = 819,568.80

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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.