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Finding the Fourth Proportional to 435,768.19, 601,390.78 and 244,781.73

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Solution

The fourth proportional to 435,768.19, 601,390.78 and 244,781.73 is: 337,816.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,768.19 : 601,390.78 = 244,781.73 : x
  2. Step 2: Convert to fraction form
    435,768.19/601,390.78 = 244,781.73/x
  3. Step 3: Cross multiply
    435,768.19x = 601,390.78 × 244,781.73
  4. Step 4: Simplify right side
    435,768.19x = 147,209,474,922.50
  5. Step 5: Solve for x
    x = 147,209,474,922.50/435,768.19
  6. Step 6: Final answer
    x = 337,816.02

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Double scale
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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.