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Finding the Fourth Proportional to 417,297.38, 626,070.81 and 295,951.69

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Solution

The fourth proportional to 417,297.38, 626,070.81 and 295,951.69 is: 444,015.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,297.38 : 626,070.81 = 295,951.69 : x
  2. Step 2: Convert to fraction form
    417,297.38/626,070.81 = 295,951.69/x
  3. Step 3: Cross multiply
    417,297.38x = 626,070.81 × 295,951.69
  4. Step 4: Simplify right side
    417,297.38x = 185,286,711,148.82
  5. Step 5: Solve for x
    x = 185,286,711,148.82/417,297.38
  6. Step 6: Final answer
    x = 444,015.99

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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.