Home / 324,261.28-487,130.04-234,580.61

Finding the Fourth Proportional to 324,261.28, 487,130.04 and 234,580.61

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Solution

The fourth proportional to 324,261.28, 487,130.04 and 234,580.61 is: 352,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,261.28 : 487,130.04 = 234,580.61 : x
  2. Step 2: Convert to fraction form
    324,261.28/487,130.04 = 234,580.61/x
  3. Step 3: Cross multiply
    324,261.28x = 487,130.04 × 234,580.61
  4. Step 4: Simplify right side
    324,261.28x = 114,271,261,932.52
  5. Step 5: Solve for x
    x = 114,271,261,932.52/324,261.28
  6. Step 6: Final answer
    x = 352,404.89

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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.