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Finding the Fourth Proportional to 303,630.53, 454,947.29 and 103,841.92

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Solution

The fourth proportional to 303,630.53, 454,947.29 and 103,841.92 is: 155,592.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,630.53 : 454,947.29 = 103,841.92 : x
  2. Step 2: Convert to fraction form
    303,630.53/454,947.29 = 103,841.92/x
  3. Step 3: Cross multiply
    303,630.53x = 454,947.29 × 103,841.92
  4. Step 4: Simplify right side
    303,630.53x = 47,242,600,092.40
  5. Step 5: Solve for x
    x = 47,242,600,092.40/303,630.53
  6. Step 6: Final answer
    x = 155,592.39

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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.