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Finding the Fourth Proportional to 353,507.39, 530,344.11 and 116,850.05

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Solution

The fourth proportional to 353,507.39, 530,344.11 and 116,850.05 is: 175,302.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,507.39 : 530,344.11 = 116,850.05 : x
  2. Step 2: Convert to fraction form
    353,507.39/530,344.11 = 116,850.05/x
  3. Step 3: Cross multiply
    353,507.39x = 530,344.11 × 116,850.05
  4. Step 4: Simplify right side
    353,507.39x = 61,970,735,770.71
  5. Step 5: Solve for x
    x = 61,970,735,770.71/353,507.39
  6. Step 6: Final answer
    x = 175,302.52

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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.