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Finding the Fourth Proportional to 416,025.27, 573,932.54 and 243,855.96

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Solution

The fourth proportional to 416,025.27, 573,932.54 and 243,855.96 is: 336,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,025.27 : 573,932.54 = 243,855.96 : x
  2. Step 2: Convert to fraction form
    416,025.27/573,932.54 = 243,855.96/x
  3. Step 3: Cross multiply
    416,025.27x = 573,932.54 × 243,855.96
  4. Step 4: Simplify right side
    416,025.27x = 139,956,869,297.66
  5. Step 5: Solve for x
    x = 139,956,869,297.66/416,025.27
  6. Step 6: Final answer
    x = 336,414.35

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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.