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Finding the Fourth Proportional to 197,330.60, 296,034.30 and 85,010.60

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Solution

The fourth proportional to 197,330.60, 296,034.30 and 85,010.60 is: 127,532.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,330.60 : 296,034.30 = 85,010.60 : x
  2. Step 2: Convert to fraction form
    197,330.60/296,034.30 = 85,010.60/x
  3. Step 3: Cross multiply
    197,330.60x = 296,034.30 × 85,010.60
  4. Step 4: Simplify right side
    197,330.60x = 25,166,053,463.58
  5. Step 5: Solve for x
    x = 25,166,053,463.58/197,330.60
  6. Step 6: Final answer
    x = 127,532.44

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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.