Home / 621,917.41-932,872.93-242,876.64

Finding the Fourth Proportional to 621,917.41, 932,872.93 and 242,876.64

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Solution

The fourth proportional to 621,917.41, 932,872.93 and 242,876.64 is: 364,313.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,917.41 : 932,872.93 = 242,876.64 : x
  2. Step 2: Convert to fraction form
    621,917.41/932,872.93 = 242,876.64/x
  3. Step 3: Cross multiply
    621,917.41x = 932,872.93 × 242,876.64
  4. Step 4: Simplify right side
    621,917.41x = 226,573,042,785.36
  5. Step 5: Solve for x
    x = 226,573,042,785.36/621,917.41
  6. Step 6: Final answer
    x = 364,313.72

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1.5x scale

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.