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Finding the Fourth Proportional to 327,010.63, 451,397.99 and 191,088.76

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Solution

The fourth proportional to 327,010.63, 451,397.99 and 191,088.76 is: 263,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,010.63 : 451,397.99 = 191,088.76 : x
  2. Step 2: Convert to fraction form
    327,010.63/451,397.99 = 191,088.76/x
  3. Step 3: Cross multiply
    327,010.63x = 451,397.99 × 191,088.76
  4. Step 4: Simplify right side
    327,010.63x = 86,257,082,175.59
  5. Step 5: Solve for x
    x = 86,257,082,175.59/327,010.63
  6. Step 6: Final answer
    x = 263,774.55

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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.