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Finding the Fourth Proportional to 531,551.70, 796,439.96 and 373,497.21

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Solution

The fourth proportional to 531,551.70, 796,439.96 and 373,497.21 is: 559,622.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,551.70 : 796,439.96 = 373,497.21 : x
  2. Step 2: Convert to fraction form
    531,551.70/796,439.96 = 373,497.21/x
  3. Step 3: Cross multiply
    531,551.70x = 796,439.96 × 373,497.21
  4. Step 4: Simplify right side
    531,551.70x = 297,468,101,125.03
  5. Step 5: Solve for x
    x = 297,468,101,125.03/531,551.70
  6. Step 6: Final answer
    x = 559,622.14

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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.