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Finding the Fourth Proportional to 350,473.98, 526,344.81 and 322,343.58

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Solution

The fourth proportional to 350,473.98, 526,344.81 and 322,343.58 is: 484,098.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,473.98 : 526,344.81 = 322,343.58 : x
  2. Step 2: Convert to fraction form
    350,473.98/526,344.81 = 322,343.58/x
  3. Step 3: Cross multiply
    350,473.98x = 526,344.81 × 322,343.58
  4. Step 4: Simplify right side
    350,473.98x = 169,663,870,369.82
  5. Step 5: Solve for x
    x = 169,663,870,369.82/350,473.98
  6. Step 6: Final answer
    x = 484,098.34

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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.