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Finding the Fourth Proportional to 437,594.25, 603,880.62 and 236,390.25

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Solution

The fourth proportional to 437,594.25, 603,880.62 and 236,390.25 is: 326,218.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,594.25 : 603,880.62 = 236,390.25 : x
  2. Step 2: Convert to fraction form
    437,594.25/603,880.62 = 236,390.25/x
  3. Step 3: Cross multiply
    437,594.25x = 603,880.62 × 236,390.25
  4. Step 4: Simplify right side
    437,594.25x = 142,751,490,731.96
  5. Step 5: Solve for x
    x = 142,751,490,731.96/437,594.25
  6. Step 6: Final answer
    x = 326,218.84

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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.