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Finding the Fourth Proportional to 327,783.48, 452,341.08 and 191,843.32

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Solution

The fourth proportional to 327,783.48, 452,341.08 and 191,843.32 is: 264,743.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,783.48 : 452,341.08 = 191,843.32 : x
  2. Step 2: Convert to fraction form
    327,783.48/452,341.08 = 191,843.32/x
  3. Step 3: Cross multiply
    327,783.48x = 452,341.08 × 191,843.32
  4. Step 4: Simplify right side
    327,783.48x = 86,778,614,559.59
  5. Step 5: Solve for x
    x = 86,778,614,559.59/327,783.48
  6. Step 6: Final answer
    x = 264,743.71

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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.