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Finding the Fourth Proportional to 304,855.24, 457,150.42 and 162,668.80

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Solution

The fourth proportional to 304,855.24, 457,150.42 and 162,668.80 is: 243,932.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,855.24 : 457,150.42 = 162,668.80 : x
  2. Step 2: Convert to fraction form
    304,855.24/457,150.42 = 162,668.80/x
  3. Step 3: Cross multiply
    304,855.24x = 457,150.42 × 162,668.80
  4. Step 4: Simplify right side
    304,855.24x = 74,364,110,240.90
  5. Step 5: Solve for x
    x = 74,364,110,240.90/304,855.24
  6. Step 6: Final answer
    x = 243,932.53

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1.5x scale

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.