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Finding the Fourth Proportional to 696,950.43, 962,129.45 and 467,423.87

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Solution

The fourth proportional to 696,950.43, 962,129.45 and 467,423.87 is: 645,271.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,950.43 : 962,129.45 = 467,423.87 : x
  2. Step 2: Convert to fraction form
    696,950.43/962,129.45 = 467,423.87/x
  3. Step 3: Cross multiply
    696,950.43x = 962,129.45 × 467,423.87
  4. Step 4: Simplify right side
    696,950.43x = 449,722,268,622.85
  5. Step 5: Solve for x
    x = 449,722,268,622.85/696,950.43
  6. Step 6: Final answer
    x = 645,271.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.