Home / 756,216.54-1,043,566.58-412,057.05

Finding the Fourth Proportional to 756,216.54, 1,043,566.58 and 412,057.05

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Solution

The fourth proportional to 756,216.54, 1,043,566.58 and 412,057.05 is: 568,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,216.54 : 1,043,566.58 = 412,057.05 : x
  2. Step 2: Convert to fraction form
    756,216.54/1,043,566.58 = 412,057.05/x
  3. Step 3: Cross multiply
    756,216.54x = 1,043,566.58 × 412,057.05
  4. Step 4: Simplify right side
    756,216.54x = 430,008,964,373.10
  5. Step 5: Solve for x
    x = 430,008,964,373.10/756,216.54
  6. Step 6: Final answer
    x = 568,632.05

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.