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Finding the Fourth Proportional to 598,653.84, 826,161.60 and 340,524.12

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Solution

The fourth proportional to 598,653.84, 826,161.60 and 340,524.12 is: 469,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,653.84 : 826,161.60 = 340,524.12 : x
  2. Step 2: Convert to fraction form
    598,653.84/826,161.60 = 340,524.12/x
  3. Step 3: Cross multiply
    598,653.84x = 826,161.60 × 340,524.12
  4. Step 4: Simplify right side
    598,653.84x = 281,327,951,817.79
  5. Step 5: Solve for x
    x = 281,327,951,817.79/598,653.84
  6. Step 6: Final answer
    x = 469,934.26

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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.