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Finding the Fourth Proportional to 223,185.96, 308,090.82 and 150,687.07

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Solution

The fourth proportional to 223,185.96, 308,090.82 and 150,687.07 is: 208,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,185.96 : 308,090.82 = 150,687.07 : x
  2. Step 2: Convert to fraction form
    223,185.96/308,090.82 = 150,687.07/x
  3. Step 3: Cross multiply
    223,185.96x = 308,090.82 × 150,687.07
  4. Step 4: Simplify right side
    223,185.96x = 46,425,302,754.55
  5. Step 5: Solve for x
    x = 46,425,302,754.55/223,185.96
  6. Step 6: Final answer
    x = 208,011.75

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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.