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Finding the Fourth Proportional to 223,269.99, 308,103.26 and 132,634.23

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Solution

The fourth proportional to 223,269.99, 308,103.26 and 132,634.23 is: 183,029.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,269.99 : 308,103.26 = 132,634.23 : x
  2. Step 2: Convert to fraction form
    223,269.99/308,103.26 = 132,634.23/x
  3. Step 3: Cross multiply
    223,269.99x = 308,103.26 × 132,634.23
  4. Step 4: Simplify right side
    223,269.99x = 40,865,037,987.42
  5. Step 5: Solve for x
    x = 40,865,037,987.42/223,269.99
  6. Step 6: Final answer
    x = 183,029.69

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1.5x scale

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.