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Finding the Fourth Proportional to 341,951.60, 512,927.40 and 89,231.60

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Solution

The fourth proportional to 341,951.60, 512,927.40 and 89,231.60 is: 133,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,951.60 : 512,927.40 = 89,231.60 : x
  2. Step 2: Convert to fraction form
    341,951.60/512,927.40 = 89,231.60/x
  3. Step 3: Cross multiply
    341,951.60x = 512,927.40 × 89,231.60
  4. Step 4: Simplify right side
    341,951.60x = 45,769,332,585.84
  5. Step 5: Solve for x
    x = 45,769,332,585.84/341,951.60
  6. Step 6: Final answer
    x = 133,847.40

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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.