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Finding the Fourth Proportional to 608,953.87, 840,350.15 and 337,022.29

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Solution

The fourth proportional to 608,953.87, 840,350.15 and 337,022.29 is: 465,087.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,953.87 : 840,350.15 = 337,022.29 : x
  2. Step 2: Convert to fraction form
    608,953.87/840,350.15 = 337,022.29/x
  3. Step 3: Cross multiply
    608,953.87x = 840,350.15 × 337,022.29
  4. Step 4: Simplify right side
    608,953.87x = 283,216,728,168.86
  5. Step 5: Solve for x
    x = 283,216,728,168.86/608,953.87
  6. Step 6: Final answer
    x = 465,087.33

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1.5x scale

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.