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Finding the Fourth Proportional to 647,962.73, 971,833.32 and 174,537.37

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Solution

The fourth proportional to 647,962.73, 971,833.32 and 174,537.37 is: 261,776.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,962.73 : 971,833.32 = 174,537.37 : x
  2. Step 2: Convert to fraction form
    647,962.73/971,833.32 = 174,537.37/x
  3. Step 3: Cross multiply
    647,962.73x = 971,833.32 × 174,537.37
  4. Step 4: Simplify right side
    647,962.73x = 169,621,231,751.17
  5. Step 5: Solve for x
    x = 169,621,231,751.17/647,962.73
  6. Step 6: Final answer
    x = 261,776.22

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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.