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Finding the Fourth Proportional to 653,007.86, 901,101.44 and 366,472.58

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Solution

The fourth proportional to 653,007.86, 901,101.44 and 366,472.58 is: 505,704.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,007.86 : 901,101.44 = 366,472.58 : x
  2. Step 2: Convert to fraction form
    653,007.86/901,101.44 = 366,472.58/x
  3. Step 3: Cross multiply
    653,007.86x = 901,101.44 × 366,472.58
  4. Step 4: Simplify right side
    653,007.86x = 330,228,969,558.52
  5. Step 5: Solve for x
    x = 330,228,969,558.52/653,007.86
  6. Step 6: Final answer
    x = 505,704.43

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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.