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Finding the Fourth Proportional to 475,216.58, 713,101.89 and 175,905.38

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Solution

The fourth proportional to 475,216.58, 713,101.89 and 175,905.38 is: 263,960.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,216.58 : 713,101.89 = 175,905.38 : x
  2. Step 2: Convert to fraction form
    475,216.58/713,101.89 = 175,905.38/x
  3. Step 3: Cross multiply
    475,216.58x = 713,101.89 × 175,905.38
  4. Step 4: Simplify right side
    475,216.58x = 125,438,458,939.17
  5. Step 5: Solve for x
    x = 125,438,458,939.17/475,216.58
  6. Step 6: Final answer
    x = 263,960.61

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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.