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Finding the Fourth Proportional to 480,524.94, 663,089.49 and 265,667.58

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Solution

The fourth proportional to 480,524.94, 663,089.49 and 265,667.58 is: 366,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,524.94 : 663,089.49 = 265,667.58 : x
  2. Step 2: Convert to fraction form
    480,524.94/663,089.49 = 265,667.58/x
  3. Step 3: Cross multiply
    480,524.94x = 663,089.49 × 265,667.58
  4. Step 4: Simplify right side
    480,524.94x = 176,161,380,131.73
  5. Step 5: Solve for x
    x = 176,161,380,131.73/480,524.94
  6. Step 6: Final answer
    x = 366,601.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.