Home / 476,571.60-658,243.26-380,110.32

Finding the Fourth Proportional to 476,571.60, 658,243.26 and 380,110.32

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Solution

The fourth proportional to 476,571.60, 658,243.26 and 380,110.32 is: 525,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,571.60 : 658,243.26 = 380,110.32 : x
  2. Step 2: Convert to fraction form
    476,571.60/658,243.26 = 380,110.32/x
  3. Step 3: Cross multiply
    476,571.60x = 658,243.26 × 380,110.32
  4. Step 4: Simplify right side
    476,571.60x = 250,205,056,196.44
  5. Step 5: Solve for x
    x = 250,205,056,196.44/476,571.60
  6. Step 6: Final answer
    x = 525,010.42

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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.