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Finding the Fourth Proportional to 623,342, 934,963 and 277,232.62

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Solution

The fourth proportional to 623,342, 934,963 and 277,232.62 is: 415,826.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,342 : 934,963 = 277,232.62 : x
  2. Step 2: Convert to fraction form
    623,342/934,963 = 277,232.62/x
  3. Step 3: Cross multiply
    623,342x = 934,963 × 277,232.62
  4. Step 4: Simplify right side
    623,342x = 259,202,242,093.06
  5. Step 5: Solve for x
    x = 259,202,242,093.06/623,342
  6. Step 6: Final answer
    x = 415,826.69

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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.