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Finding the Fourth Proportional to 580,255.62, 869,353.71 and 242,551.83

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Solution

The fourth proportional to 580,255.62, 869,353.71 and 242,551.83 is: 363,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,255.62 : 869,353.71 = 242,551.83 : x
  2. Step 2: Convert to fraction form
    580,255.62/869,353.71 = 242,551.83/x
  3. Step 3: Cross multiply
    580,255.62x = 869,353.71 × 242,551.83
  4. Step 4: Simplify right side
    580,255.62x = 210,863,336,992.65
  5. Step 5: Solve for x
    x = 210,863,336,992.65/580,255.62
  6. Step 6: Final answer
    x = 363,397.32

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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.