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Finding the Fourth Proportional to 581,455.53, 872,186.94 and 182,065.59

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Solution

The fourth proportional to 581,455.53, 872,186.94 and 182,065.59 is: 273,099.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,455.53 : 872,186.94 = 182,065.59 : x
  2. Step 2: Convert to fraction form
    581,455.53/872,186.94 = 182,065.59/x
  3. Step 3: Cross multiply
    581,455.53x = 872,186.94 × 182,065.59
  4. Step 4: Simplify right side
    581,455.53x = 158,795,229,821.40
  5. Step 5: Solve for x
    x = 158,795,229,821.40/581,455.53
  6. Step 6: Final answer
    x = 273,099.53

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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.