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Finding the Fourth Proportional to 369,228.87, 553,843.30 and 116,529.07

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Solution

The fourth proportional to 369,228.87, 553,843.30 and 116,529.07 is: 174,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,228.87 : 553,843.30 = 116,529.07 : x
  2. Step 2: Convert to fraction form
    369,228.87/553,843.30 = 116,529.07/x
  3. Step 3: Cross multiply
    369,228.87x = 553,843.30 × 116,529.07
  4. Step 4: Simplify right side
    369,228.87x = 64,538,844,674.73
  5. Step 5: Solve for x
    x = 64,538,844,674.73/369,228.87
  6. Step 6: Final answer
    x = 174,793.60

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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.