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Finding the Fourth Proportional to 256,059.60, 353,362.27 and 141,338.27

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Solution

The fourth proportional to 256,059.60, 353,362.27 and 141,338.27 is: 195,046.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,059.60 : 353,362.27 = 141,338.27 : x
  2. Step 2: Convert to fraction form
    256,059.60/353,362.27 = 141,338.27/x
  3. Step 3: Cross multiply
    256,059.60x = 353,362.27 × 141,338.27
  4. Step 4: Simplify right side
    256,059.60x = 49,943,611,925.07
  5. Step 5: Solve for x
    x = 49,943,611,925.07/256,059.60
  6. Step 6: Final answer
    x = 195,046.82

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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.