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Finding the Fourth Proportional to 492,062.24, 737,626.80 and 242,452.64

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Solution

The fourth proportional to 492,062.24, 737,626.80 and 242,452.64 is: 363,449.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,062.24 : 737,626.80 = 242,452.64 : x
  2. Step 2: Convert to fraction form
    492,062.24/737,626.80 = 242,452.64/x
  3. Step 3: Cross multiply
    492,062.24x = 737,626.80 × 242,452.64
  4. Step 4: Simplify right side
    492,062.24x = 178,839,564,994.75
  5. Step 5: Solve for x
    x = 178,839,564,994.75/492,062.24
  6. Step 6: Final answer
    x = 363,449.07

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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.