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Finding the Fourth Proportional to 344,217.67, 475,018.84 and 191,280.76

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Solution

The fourth proportional to 344,217.67, 475,018.84 and 191,280.76 is: 263,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,217.67 : 475,018.84 = 191,280.76 : x
  2. Step 2: Convert to fraction form
    344,217.67/475,018.84 = 191,280.76/x
  3. Step 3: Cross multiply
    344,217.67x = 475,018.84 × 191,280.76
  4. Step 4: Simplify right side
    344,217.67x = 90,861,964,251.32
  5. Step 5: Solve for x
    x = 90,861,964,251.32/344,217.67
  6. Step 6: Final answer
    x = 263,966.59

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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.