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Finding the Fourth Proportional to 498,335.10, 746,611.65 and 303,233.10

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Solution

The fourth proportional to 498,335.10, 746,611.65 and 303,233.10 is: 454,307.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,335.10 : 746,611.65 = 303,233.10 : x
  2. Step 2: Convert to fraction form
    498,335.10/746,611.65 = 303,233.10/x
  3. Step 3: Cross multiply
    498,335.10x = 746,611.65 × 303,233.10
  4. Step 4: Simplify right side
    498,335.10x = 226,397,365,125.62
  5. Step 5: Solve for x
    x = 226,397,365,125.62/498,335.10
  6. Step 6: Final answer
    x = 454,307.48

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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.