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Finding the Fourth Proportional to 229,368.94, 316,939.83 and 179,447.02

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Solution

The fourth proportional to 229,368.94, 316,939.83 and 179,447.02 is: 247,958.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,368.94 : 316,939.83 = 179,447.02 : x
  2. Step 2: Convert to fraction form
    229,368.94/316,939.83 = 179,447.02/x
  3. Step 3: Cross multiply
    229,368.94x = 316,939.83 × 179,447.02
  4. Step 4: Simplify right side
    229,368.94x = 56,873,908,012.81
  5. Step 5: Solve for x
    x = 56,873,908,012.81/229,368.94
  6. Step 6: Final answer
    x = 247,958.19

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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.