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Finding the Fourth Proportional to 338,383.75, 466,969.51 and 202,423.43

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Solution

The fourth proportional to 338,383.75, 466,969.51 and 202,423.43 is: 279,344.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,383.75 : 466,969.51 = 202,423.43 : x
  2. Step 2: Convert to fraction form
    338,383.75/466,969.51 = 202,423.43/x
  3. Step 3: Cross multiply
    338,383.75x = 466,969.51 × 202,423.43
  4. Step 4: Simplify right side
    338,383.75x = 94,525,569,919.62
  5. Step 5: Solve for x
    x = 94,525,569,919.62/338,383.75
  6. Step 6: Final answer
    x = 279,344.29

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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.