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Finding the Fourth Proportional to 229,367.94, 316,938.45 and 179,446.02

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Solution

The fourth proportional to 229,367.94, 316,938.45 and 179,446.02 is: 247,956.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,367.94 : 316,938.45 = 179,446.02 : x
  2. Step 2: Convert to fraction form
    229,367.94/316,938.45 = 179,446.02/x
  3. Step 3: Cross multiply
    229,367.94x = 316,938.45 × 179,446.02
  4. Step 4: Simplify right side
    229,367.94x = 56,873,343,437.47
  5. Step 5: Solve for x
    x = 56,873,343,437.47/229,367.94
  6. Step 6: Final answer
    x = 247,956.81

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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.