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Finding the Fourth Proportional to 323,776.71, 446,800.81 and 178,588.24

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Solution

The fourth proportional to 323,776.71, 446,800.81 and 178,588.24 is: 246,445.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,776.71 : 446,800.81 = 178,588.24 : x
  2. Step 2: Convert to fraction form
    323,776.71/446,800.81 = 178,588.24/x
  3. Step 3: Cross multiply
    323,776.71x = 446,800.81 × 178,588.24
  4. Step 4: Simplify right side
    323,776.71x = 79,793,370,288.47
  5. Step 5: Solve for x
    x = 79,793,370,288.47/323,776.71
  6. Step 6: Final answer
    x = 246,445.68

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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.