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Finding the Fourth Proportional to 539,533.05, 744,552.01 and 294,516.83

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Solution

The fourth proportional to 539,533.05, 744,552.01 and 294,516.83 is: 406,431.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,533.05 : 744,552.01 = 294,516.83 : x
  2. Step 2: Convert to fraction form
    539,533.05/744,552.01 = 294,516.83/x
  3. Step 3: Cross multiply
    539,533.05x = 744,552.01 × 294,516.83
  4. Step 4: Simplify right side
    539,533.05x = 219,283,097,755.33
  5. Step 5: Solve for x
    x = 219,283,097,755.33/539,533.05
  6. Step 6: Final answer
    x = 406,431.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.