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Finding the Fourth Proportional to 433,310.53, 650,119.63 and 193,402.59

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Solution

The fourth proportional to 433,310.53, 650,119.63 and 193,402.59 is: 290,172.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,310.53 : 650,119.63 = 193,402.59 : x
  2. Step 2: Convert to fraction form
    433,310.53/650,119.63 = 193,402.59/x
  3. Step 3: Cross multiply
    433,310.53x = 650,119.63 × 193,402.59
  4. Step 4: Simplify right side
    433,310.53x = 125,734,822,206.28
  5. Step 5: Solve for x
    x = 125,734,822,206.28/433,310.53
  6. Step 6: Final answer
    x = 290,172.55

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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.