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Finding the Fourth Proportional to 361,277.03, 542,251.79 and 183,916.82

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Solution

The fourth proportional to 361,277.03, 542,251.79 and 183,916.82 is: 276,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,277.03 : 542,251.79 = 183,916.82 : x
  2. Step 2: Convert to fraction form
    361,277.03/542,251.79 = 183,916.82/x
  3. Step 3: Cross multiply
    361,277.03x = 542,251.79 × 183,916.82
  4. Step 4: Simplify right side
    361,277.03x = 99,729,224,856.11
  5. Step 5: Solve for x
    x = 99,729,224,856.11/361,277.03
  6. Step 6: Final answer
    x = 276,046.40

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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.