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Finding the Fourth Proportional to 483,537.70, 725,051.40 and 163,579.60

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Solution

The fourth proportional to 483,537.70, 725,051.40 and 163,579.60 is: 245,283.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,537.70 : 725,051.40 = 163,579.60 : x
  2. Step 2: Convert to fraction form
    483,537.70/725,051.40 = 163,579.60/x
  3. Step 3: Cross multiply
    483,537.70x = 725,051.40 × 163,579.60
  4. Step 4: Simplify right side
    483,537.70x = 118,603,617,991.44
  5. Step 5: Solve for x
    x = 118,603,617,991.44/483,537.70
  6. Step 6: Final answer
    x = 245,283.08

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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.