Home / 665,304.55-997,956.83-192,005.35

Finding the Fourth Proportional to 665,304.55, 997,956.83 and 192,005.35

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Solution

The fourth proportional to 665,304.55, 997,956.83 and 192,005.35 is: 288,008.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,304.55 : 997,956.83 = 192,005.35 : x
  2. Step 2: Convert to fraction form
    665,304.55/997,956.83 = 192,005.35/x
  3. Step 3: Cross multiply
    665,304.55x = 997,956.83 × 192,005.35
  4. Step 4: Simplify right side
    665,304.55x = 191,613,049,469.01
  5. Step 5: Solve for x
    x = 191,613,049,469.01/665,304.55
  6. Step 6: Final answer
    x = 288,008.03

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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.