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Finding the Fourth Proportional to 539,187.17, 744,052.33 and 294,157.34

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Solution

The fourth proportional to 539,187.17, 744,052.33 and 294,157.34 is: 405,922.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,187.17 : 744,052.33 = 294,157.34 : x
  2. Step 2: Convert to fraction form
    539,187.17/744,052.33 = 294,157.34/x
  3. Step 3: Cross multiply
    539,187.17x = 744,052.33 × 294,157.34
  4. Step 4: Simplify right side
    539,187.17x = 218,868,454,213.60
  5. Step 5: Solve for x
    x = 218,868,454,213.60/539,187.17
  6. Step 6: Final answer
    x = 405,922.96

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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.