Home / 326,468.20-490,091.10-184,426.60

Finding the Fourth Proportional to 326,468.20, 490,091.10 and 184,426.60

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Solution

The fourth proportional to 326,468.20, 490,091.10 and 184,426.60 is: 276,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,468.20 : 490,091.10 = 184,426.60 : x
  2. Step 2: Convert to fraction form
    326,468.20/490,091.10 = 184,426.60/x
  3. Step 3: Cross multiply
    326,468.20x = 490,091.10 × 184,426.60
  4. Step 4: Simplify right side
    326,468.20x = 90,385,835,263.26
  5. Step 5: Solve for x
    x = 90,385,835,263.26/326,468.20
  6. Step 6: Final answer
    x = 276,859.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.