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Finding the Fourth Proportional to 326,908.76, 451,132.36 and 183,667.55

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Solution

The fourth proportional to 326,908.76, 451,132.36 and 183,667.55 is: 253,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,908.76 : 451,132.36 = 183,667.55 : x
  2. Step 2: Convert to fraction form
    326,908.76/451,132.36 = 183,667.55/x
  3. Step 3: Cross multiply
    326,908.76x = 451,132.36 × 183,667.55
  4. Step 4: Simplify right side
    326,908.76x = 82,858,372,572.09
  5. Step 5: Solve for x
    x = 82,858,372,572.09/326,908.76
  6. Step 6: Final answer
    x = 253,460.24

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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.