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Finding the Fourth Proportional to 326,568.48, 450,633.69 and 183,300.54

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Solution

The fourth proportional to 326,568.48, 450,633.69 and 183,300.54 is: 252,937.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,568.48 : 450,633.69 = 183,300.54 : x
  2. Step 2: Convert to fraction form
    326,568.48/450,633.69 = 183,300.54/x
  3. Step 3: Cross multiply
    326,568.48x = 450,633.69 × 183,300.54
  4. Step 4: Simplify right side
    326,568.48x = 82,601,398,719.19
  5. Step 5: Solve for x
    x = 82,601,398,719.19/326,568.48
  6. Step 6: Final answer
    x = 252,937.45

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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.