Home / 320,012.90-441,630.58-184,046.76

Finding the Fourth Proportional to 320,012.90, 441,630.58 and 184,046.76

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Solution

The fourth proportional to 320,012.90, 441,630.58 and 184,046.76 is: 253,991.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,012.90 : 441,630.58 = 184,046.76 : x
  2. Step 2: Convert to fraction form
    320,012.90/441,630.58 = 184,046.76/x
  3. Step 3: Cross multiply
    320,012.90x = 441,630.58 × 184,046.76
  4. Step 4: Simplify right side
    320,012.90x = 81,280,677,365.92
  5. Step 5: Solve for x
    x = 81,280,677,365.92/320,012.90
  6. Step 6: Final answer
    x = 253,991.88

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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.