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Finding the Fourth Proportional to 297,938.92, 411,237.30 and 175,538.92

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Solution

The fourth proportional to 297,938.92, 411,237.30 and 175,538.92 is: 242,291.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,938.92 : 411,237.30 = 175,538.92 : x
  2. Step 2: Convert to fraction form
    297,938.92/411,237.30 = 175,538.92/x
  3. Step 3: Cross multiply
    297,938.92x = 411,237.30 × 175,538.92
  4. Step 4: Simplify right side
    297,938.92x = 72,188,151,505.72
  5. Step 5: Solve for x
    x = 72,188,151,505.72/297,938.92
  6. Step 6: Final answer
    x = 242,291.78

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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.