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Finding the Fourth Proportional to 322,076.60, 483,114.90 and 202,326.20

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Solution

The fourth proportional to 322,076.60, 483,114.90 and 202,326.20 is: 303,489.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,076.60 : 483,114.90 = 202,326.20 : x
  2. Step 2: Convert to fraction form
    322,076.60/483,114.90 = 202,326.20/x
  3. Step 3: Cross multiply
    322,076.60x = 483,114.90 × 202,326.20
  4. Step 4: Simplify right side
    322,076.60x = 97,746,801,880.38
  5. Step 5: Solve for x
    x = 97,746,801,880.38/322,076.60
  6. Step 6: Final answer
    x = 303,489.30

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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.