Home / 816,018.20-1,224,429.60-367,056.80

Finding the Fourth Proportional to 816,018.20, 1,224,429.60 and 367,056.80

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Solution

The fourth proportional to 816,018.20, 1,224,429.60 and 367,056.80 is: 550,766.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,018.20 : 1,224,429.60 = 367,056.80 : x
  2. Step 2: Convert to fraction form
    816,018.20/1,224,429.60 = 367,056.80/x
  3. Step 3: Cross multiply
    816,018.20x = 1,224,429.60 × 367,056.80
  4. Step 4: Simplify right side
    816,018.20x = 449,435,210,801.28
  5. Step 5: Solve for x
    x = 449,435,210,801.28/816,018.20
  6. Step 6: Final answer
    x = 550,766.16

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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.