Home / 358,299.16-494,438.01-194,956.34

Finding the Fourth Proportional to 358,299.16, 494,438.01 and 194,956.34

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Solution

The fourth proportional to 358,299.16, 494,438.01 and 194,956.34 is: 269,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,299.16 : 494,438.01 = 194,956.34 : x
  2. Step 2: Convert to fraction form
    358,299.16/494,438.01 = 194,956.34/x
  3. Step 3: Cross multiply
    358,299.16x = 494,438.01 × 194,956.34
  4. Step 4: Simplify right side
    358,299.16x = 96,393,824,281.47
  5. Step 5: Solve for x
    x = 96,393,824,281.47/358,299.16
  6. Step 6: Final answer
    x = 269,031.68

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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.