Home / 374,055.08-516,188.04-204,289.88

Finding the Fourth Proportional to 374,055.08, 516,188.04 and 204,289.88

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Solution

The fourth proportional to 374,055.08, 516,188.04 and 204,289.88 is: 281,915.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,055.08 : 516,188.04 = 204,289.88 : x
  2. Step 2: Convert to fraction form
    374,055.08/516,188.04 = 204,289.88/x
  3. Step 3: Cross multiply
    374,055.08x = 516,188.04 × 204,289.88
  4. Step 4: Simplify right side
    374,055.08x = 105,451,992,749.04
  5. Step 5: Solve for x
    x = 105,451,992,749.04/374,055.08
  6. Step 6: Final answer
    x = 281,915.68

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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.