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Finding the Fourth Proportional to 367,531.96, 550,947.96 and 118,039

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Solution

The fourth proportional to 367,531.96, 550,947.96 and 118,039 is: 176,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,531.96 : 550,947.96 = 118,039 : x
  2. Step 2: Convert to fraction form
    367,531.96/550,947.96 = 118,039/x
  3. Step 3: Cross multiply
    367,531.96x = 550,947.96 × 118,039
  4. Step 4: Simplify right side
    367,531.96x = 65,033,346,250.44
  5. Step 5: Solve for x
    x = 65,033,346,250.44/367,531.96
  6. Step 6: Final answer
    x = 176,946.10

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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.