Home / 836,485.56-1,254,022.68-362,814.12

Finding the Fourth Proportional to 836,485.56, 1,254,022.68 and 362,814.12

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Solution

The fourth proportional to 836,485.56, 1,254,022.68 and 362,814.12 is: 543,915.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,485.56 : 1,254,022.68 = 362,814.12 : x
  2. Step 2: Convert to fraction form
    836,485.56/1,254,022.68 = 362,814.12/x
  3. Step 3: Cross multiply
    836,485.56x = 1,254,022.68 × 362,814.12
  4. Step 4: Simplify right side
    836,485.56x = 454,977,135,104.24
  5. Step 5: Solve for x
    x = 454,977,135,104.24/836,485.56
  6. Step 6: Final answer
    x = 543,915.11

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Double scale
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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.