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Finding the Fourth Proportional to 326,574.03, 450,668.21 and 183,330.39

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Solution

The fourth proportional to 326,574.03, 450,668.21 and 183,330.39 is: 252,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,574.03 : 450,668.21 = 183,330.39 : x
  2. Step 2: Convert to fraction form
    326,574.03/450,668.21 = 183,330.39/x
  3. Step 3: Cross multiply
    326,574.03x = 450,668.21 × 183,330.39
  4. Step 4: Simplify right side
    326,574.03x = 82,621,177,783.25
  5. Step 5: Solve for x
    x = 82,621,177,783.25/326,574.03
  6. Step 6: Final answer
    x = 252,993.72

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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.