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Finding the Fourth Proportional to 569,237.10, 854,839.80 and 303,516.60

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Solution

The fourth proportional to 569,237.10, 854,839.80 and 303,516.60 is: 455,799.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,237.10 : 854,839.80 = 303,516.60 : x
  2. Step 2: Convert to fraction form
    569,237.10/854,839.80 = 303,516.60/x
  3. Step 3: Cross multiply
    569,237.10x = 854,839.80 × 303,516.60
  4. Step 4: Simplify right side
    569,237.10x = 259,458,069,640.68
  5. Step 5: Solve for x
    x = 259,458,069,640.68/569,237.10
  6. Step 6: Final answer
    x = 455,799.65

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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.