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Finding the Fourth Proportional to 408,003.83, 562,884.11 and 235,890.27

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Solution

The fourth proportional to 408,003.83, 562,884.11 and 235,890.27 is: 325,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,003.83 : 562,884.11 = 235,890.27 : x
  2. Step 2: Convert to fraction form
    408,003.83/562,884.11 = 235,890.27/x
  3. Step 3: Cross multiply
    408,003.83x = 562,884.11 × 235,890.27
  4. Step 4: Simplify right side
    408,003.83x = 132,778,883,507.16
  5. Step 5: Solve for x
    x = 132,778,883,507.16/408,003.83
  6. Step 6: Final answer
    x = 325,435.39

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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.