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Finding the Fourth Proportional to 304,766.79, 457,180.26 and 105,060.88

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Solution

The fourth proportional to 304,766.79, 457,180.26 and 105,060.88 is: 157,601.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,766.79 : 457,180.26 = 105,060.88 : x
  2. Step 2: Convert to fraction form
    304,766.79/457,180.26 = 105,060.88/x
  3. Step 3: Cross multiply
    304,766.79x = 457,180.26 × 105,060.88
  4. Step 4: Simplify right side
    304,766.79x = 48,031,760,434.23
  5. Step 5: Solve for x
    x = 48,031,760,434.23/304,766.79
  6. Step 6: Final answer
    x = 157,601.69

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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.