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Finding the Fourth Proportional to 361,277.53, 542,252.54 and 183,917.32

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Solution

The fourth proportional to 361,277.53, 542,252.54 and 183,917.32 is: 276,047.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,277.53 : 542,252.54 = 183,917.32 : x
  2. Step 2: Convert to fraction form
    361,277.53/542,252.54 = 183,917.32/x
  3. Step 3: Cross multiply
    361,277.53x = 542,252.54 × 183,917.32
  4. Step 4: Simplify right side
    361,277.53x = 99,729,633,919.99
  5. Step 5: Solve for x
    x = 99,729,633,919.99/361,277.53
  6. Step 6: Final answer
    x = 276,047.15

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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.