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Finding the Fourth Proportional to 338,142.75, 466,633.65 and 183,093.30

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Solution

The fourth proportional to 338,142.75, 466,633.65 and 183,093.30 is: 252,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,142.75 : 466,633.65 = 183,093.30 : x
  2. Step 2: Convert to fraction form
    338,142.75/466,633.65 = 183,093.30/x
  3. Step 3: Cross multiply
    338,142.75x = 466,633.65 × 183,093.30
  4. Step 4: Simplify right side
    338,142.75x = 85,437,494,869.55
  5. Step 5: Solve for x
    x = 85,437,494,869.55/338,142.75
  6. Step 6: Final answer
    x = 252,666.94

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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.