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Finding the Fourth Proportional to 344,217.84, 475,026.72 and 191,270.16

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Solution

The fourth proportional to 344,217.84, 475,026.72 and 191,270.16 is: 263,956.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,217.84 : 475,026.72 = 191,270.16 : x
  2. Step 2: Convert to fraction form
    344,217.84/475,026.72 = 191,270.16/x
  3. Step 3: Cross multiply
    344,217.84x = 475,026.72 × 191,270.16
  4. Step 4: Simplify right side
    344,217.84x = 90,858,436,738.68
  5. Step 5: Solve for x
    x = 90,858,436,738.68/344,217.84
  6. Step 6: Final answer
    x = 263,956.21

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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.