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Finding the Fourth Proportional to 603,698.46, 905,678.37 and 183,006.06

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Solution

The fourth proportional to 603,698.46, 905,678.37 and 183,006.06 is: 274,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,698.46 : 905,678.37 = 183,006.06 : x
  2. Step 2: Convert to fraction form
    603,698.46/905,678.37 = 183,006.06/x
  3. Step 3: Cross multiply
    603,698.46x = 905,678.37 × 183,006.06
  4. Step 4: Simplify right side
    603,698.46x = 165,744,630,120.92
  5. Step 5: Solve for x
    x = 165,744,630,120.92/603,698.46
  6. Step 6: Final answer
    x = 274,548.70

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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.