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Finding the Fourth Proportional to 223,220.01, 308,046.11 and 131,359.60

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Solution

The fourth proportional to 223,220.01, 308,046.11 and 131,359.60 is: 181,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,220.01 : 308,046.11 = 131,359.60 : x
  2. Step 2: Convert to fraction form
    223,220.01/308,046.11 = 131,359.60/x
  3. Step 3: Cross multiply
    223,220.01x = 308,046.11 × 131,359.60
  4. Step 4: Simplify right side
    223,220.01x = 40,464,812,653.04
  5. Step 5: Solve for x
    x = 40,464,812,653.04/223,220.01
  6. Step 6: Final answer
    x = 181,277.71

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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.