Home / 437,630.63-603,930.33-236,426.63

Finding the Fourth Proportional to 437,630.63, 603,930.33 and 236,426.63

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Solution

The fourth proportional to 437,630.63, 603,930.33 and 236,426.63 is: 326,268.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,630.63 : 603,930.33 = 236,426.63 : x
  2. Step 2: Convert to fraction form
    437,630.63/603,930.33 = 236,426.63/x
  3. Step 3: Cross multiply
    437,630.63x = 603,930.33 × 236,426.63
  4. Step 4: Simplify right side
    437,630.63x = 142,785,209,657.04
  5. Step 5: Solve for x
    x = 142,785,209,657.04/437,630.63
  6. Step 6: Final answer
    x = 326,268.78

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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.