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Finding the Fourth Proportional to 541,451.52, 812,171.52 and 208,794.24

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Solution

The fourth proportional to 541,451.52, 812,171.52 and 208,794.24 is: 313,189.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,451.52 : 812,171.52 = 208,794.24 : x
  2. Step 2: Convert to fraction form
    541,451.52/812,171.52 = 208,794.24/x
  3. Step 3: Cross multiply
    541,451.52x = 812,171.52 × 208,794.24
  4. Step 4: Simplify right side
    541,451.52x = 169,576,735,268.05
  5. Step 5: Solve for x
    x = 169,576,735,268.05/541,451.52
  6. Step 6: Final answer
    x = 313,189.14

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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.