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Finding the Fourth Proportional to 323,207.88, 484,774.74 and 123,523.83

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Solution

The fourth proportional to 323,207.88, 484,774.74 and 123,523.83 is: 185,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,207.88 : 484,774.74 = 123,523.83 : x
  2. Step 2: Convert to fraction form
    323,207.88/484,774.74 = 123,523.83/x
  3. Step 3: Cross multiply
    323,207.88x = 484,774.74 × 123,523.83
  4. Step 4: Simplify right side
    323,207.88x = 59,881,232,572.05
  5. Step 5: Solve for x
    x = 59,881,232,572.05/323,207.88
  6. Step 6: Final answer
    x = 185,271.57

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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.