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Finding the Fourth Proportional to 550,493.80, 825,741.96 and 151,140.04

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Solution

The fourth proportional to 550,493.80, 825,741.96 and 151,140.04 is: 226,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,493.80 : 825,741.96 = 151,140.04 : x
  2. Step 2: Convert to fraction form
    550,493.80/825,741.96 = 151,140.04/x
  3. Step 3: Cross multiply
    550,493.80x = 825,741.96 × 151,140.04
  4. Step 4: Simplify right side
    550,493.80x = 124,802,672,864.08
  5. Step 5: Solve for x
    x = 124,802,672,864.08/550,493.80
  6. Step 6: Final answer
    x = 226,710.41

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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.