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Finding the Fourth Proportional to 323,525.43, 446,337.81 and 216,165.60

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Solution

The fourth proportional to 323,525.43, 446,337.81 and 216,165.60 is: 298,223.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,525.43 : 446,337.81 = 216,165.60 : x
  2. Step 2: Convert to fraction form
    323,525.43/446,337.81 = 216,165.60/x
  3. Step 3: Cross multiply
    323,525.43x = 446,337.81 × 216,165.60
  4. Step 4: Simplify right side
    323,525.43x = 96,482,880,501.34
  5. Step 5: Solve for x
    x = 96,482,880,501.34/323,525.43
  6. Step 6: Final answer
    x = 298,223.48

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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.