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Finding the Fourth Proportional to 580,196.45, 870,097.59 and 201,028.70

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Solution

The fourth proportional to 580,196.45, 870,097.59 and 201,028.70 is: 301,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,196.45 : 870,097.59 = 201,028.70 : x
  2. Step 2: Convert to fraction form
    580,196.45/870,097.59 = 201,028.70/x
  3. Step 3: Cross multiply
    580,196.45x = 870,097.59 × 201,028.70
  4. Step 4: Simplify right side
    580,196.45x = 174,914,583,040.35
  5. Step 5: Solve for x
    x = 174,914,583,040.35/580,196.45
  6. Step 6: Final answer
    x = 301,474.76

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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.