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Finding the Fourth Proportional to 363,644.48, 545,552.58 and 114,326.48

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Solution

The fourth proportional to 363,644.48, 545,552.58 and 114,326.48 is: 171,516.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,644.48 : 545,552.58 = 114,326.48 : x
  2. Step 2: Convert to fraction form
    363,644.48/545,552.58 = 114,326.48/x
  3. Step 3: Cross multiply
    363,644.48x = 545,552.58 × 114,326.48
  4. Step 4: Simplify right side
    363,644.48x = 62,371,107,918.92
  5. Step 5: Solve for x
    x = 62,371,107,918.92/363,644.48
  6. Step 6: Final answer
    x = 171,516.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.