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Finding the Fourth Proportional to 503,950.48, 755,916.37 and 124,872.10

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Solution

The fourth proportional to 503,950.48, 755,916.37 and 124,872.10 is: 187,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,950.48 : 755,916.37 = 124,872.10 : x
  2. Step 2: Convert to fraction form
    503,950.48/755,916.37 = 124,872.10/x
  3. Step 3: Cross multiply
    503,950.48x = 755,916.37 × 124,872.10
  4. Step 4: Simplify right side
    503,950.48x = 94,392,862,344.31
  5. Step 5: Solve for x
    x = 94,392,862,344.31/503,950.48
  6. Step 6: Final answer
    x = 187,305.83

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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.