Home / 494,476.38-742,019.13-194,905.98

Finding the Fourth Proportional to 494,476.38, 742,019.13 and 194,905.98

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Solution

The fourth proportional to 494,476.38, 742,019.13 and 194,905.98 is: 292,479.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,476.38 : 742,019.13 = 194,905.98 : x
  2. Step 2: Convert to fraction form
    494,476.38/742,019.13 = 194,905.98/x
  3. Step 3: Cross multiply
    494,476.38x = 742,019.13 × 194,905.98
  4. Step 4: Simplify right side
    494,476.38x = 144,623,965,711.40
  5. Step 5: Solve for x
    x = 144,623,965,711.40/494,476.38
  6. Step 6: Final answer
    x = 292,479.02

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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.