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Finding the Fourth Proportional to 217,253.66, 299,632.50 and 152,936.01

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Solution

The fourth proportional to 217,253.66, 299,632.50 and 152,936.01 is: 210,926.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,253.66 : 299,632.50 = 152,936.01 : x
  2. Step 2: Convert to fraction form
    217,253.66/299,632.50 = 152,936.01/x
  3. Step 3: Cross multiply
    217,253.66x = 299,632.50 × 152,936.01
  4. Step 4: Simplify right side
    217,253.66x = 45,824,599,016.33
  5. Step 5: Solve for x
    x = 45,824,599,016.33/217,253.66
  6. Step 6: Final answer
    x = 210,926.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.