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Finding the Fourth Proportional to 458,837.56, 633,203.94 and 254,906.92

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Solution

The fourth proportional to 458,837.56, 633,203.94 and 254,906.92 is: 351,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,837.56 : 633,203.94 = 254,906.92 : x
  2. Step 2: Convert to fraction form
    458,837.56/633,203.94 = 254,906.92/x
  3. Step 3: Cross multiply
    458,837.56x = 633,203.94 × 254,906.92
  4. Step 4: Simplify right side
    458,837.56x = 161,408,066,077.27
  5. Step 5: Solve for x
    x = 161,408,066,077.27/458,837.56
  6. Step 6: Final answer
    x = 351,776.05

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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.