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Finding the Fourth Proportional to 273,564.30, 377,689.41 and 176,818.80

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Solution

The fourth proportional to 273,564.30, 377,689.41 and 176,818.80 is: 244,120.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,564.30 : 377,689.41 = 176,818.80 : x
  2. Step 2: Convert to fraction form
    273,564.30/377,689.41 = 176,818.80/x
  3. Step 3: Cross multiply
    273,564.30x = 377,689.41 × 176,818.80
  4. Step 4: Simplify right side
    273,564.30x = 66,782,588,248.91
  5. Step 5: Solve for x
    x = 66,782,588,248.91/273,564.30
  6. Step 6: Final answer
    x = 244,120.26

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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.