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Finding the Fourth Proportional to 531,668.50, 797,834.74 and 354,299.96

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Solution

The fourth proportional to 531,668.50, 797,834.74 and 354,299.96 is: 531,671.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,668.50 : 797,834.74 = 354,299.96 : x
  2. Step 2: Convert to fraction form
    531,668.50/797,834.74 = 354,299.96/x
  3. Step 3: Cross multiply
    531,668.50x = 797,834.74 × 354,299.96
  4. Step 4: Simplify right side
    531,668.50x = 282,672,816,468.61
  5. Step 5: Solve for x
    x = 282,672,816,468.61/531,668.50
  6. Step 6: Final answer
    x = 531,671.18

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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.