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Finding the Fourth Proportional to 326,527.49, 450,599.49 and 181,329.60

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Solution

The fourth proportional to 326,527.49, 450,599.49 and 181,329.60 is: 250,230.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,527.49 : 450,599.49 = 181,329.60 : x
  2. Step 2: Convert to fraction form
    326,527.49/450,599.49 = 181,329.60/x
  3. Step 3: Cross multiply
    326,527.49x = 450,599.49 × 181,329.60
  4. Step 4: Simplify right side
    326,527.49x = 81,707,025,281.90
  5. Step 5: Solve for x
    x = 81,707,025,281.90/326,527.49
  6. Step 6: Final answer
    x = 250,230.16

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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.