Home / 427,736.35-590,423.70-246,520.66

Finding the Fourth Proportional to 427,736.35, 590,423.70 and 246,520.66

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Solution

The fourth proportional to 427,736.35, 590,423.70 and 246,520.66 is: 340,283.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,736.35 : 590,423.70 = 246,520.66 : x
  2. Step 2: Convert to fraction form
    427,736.35/590,423.70 = 246,520.66/x
  3. Step 3: Cross multiply
    427,736.35x = 590,423.70 × 246,520.66
  4. Step 4: Simplify right side
    427,736.35x = 145,551,640,203.64
  5. Step 5: Solve for x
    x = 145,551,640,203.64/427,736.35
  6. Step 6: Final answer
    x = 340,283.54

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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.