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Finding the Fourth Proportional to 693,910.16, 1,041,101.64 and 374,093

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Solution

The fourth proportional to 693,910.16, 1,041,101.64 and 374,093 is: 561,266.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,910.16 : 1,041,101.64 = 374,093 : x
  2. Step 2: Convert to fraction form
    693,910.16/1,041,101.64 = 374,093/x
  3. Step 3: Cross multiply
    693,910.16x = 1,041,101.64 × 374,093
  4. Step 4: Simplify right side
    693,910.16x = 389,468,835,812.52
  5. Step 5: Solve for x
    x = 389,468,835,812.52/693,910.16
  6. Step 6: Final answer
    x = 561,266.95

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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.