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Finding the Fourth Proportional to 446,197.26, 669,226.54 and 146,675.87

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Solution

The fourth proportional to 446,197.26, 669,226.54 and 146,675.87 is: 219,991.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,197.26 : 669,226.54 = 146,675.87 : x
  2. Step 2: Convert to fraction form
    446,197.26/669,226.54 = 146,675.87/x
  3. Step 3: Cross multiply
    446,197.26x = 669,226.54 × 146,675.87
  4. Step 4: Simplify right side
    446,197.26x = 98,159,384,981.59
  5. Step 5: Solve for x
    x = 98,159,384,981.59/446,197.26
  6. Step 6: Final answer
    x = 219,991.01

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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.