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Finding the Fourth Proportional to 151,609.80, 227,414.70 and 46,428.60

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Solution

The fourth proportional to 151,609.80, 227,414.70 and 46,428.60 is: 69,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,609.80 : 227,414.70 = 46,428.60 : x
  2. Step 2: Convert to fraction form
    151,609.80/227,414.70 = 46,428.60/x
  3. Step 3: Cross multiply
    151,609.80x = 227,414.70 × 46,428.60
  4. Step 4: Simplify right side
    151,609.80x = 10,558,546,140.42
  5. Step 5: Solve for x
    x = 10,558,546,140.42/151,609.80
  6. Step 6: Final answer
    x = 69,642.90

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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.