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Finding the Fourth Proportional to 326,284.53, 450,265.88 and 181,081.88

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Solution

The fourth proportional to 326,284.53, 450,265.88 and 181,081.88 is: 249,889.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,284.53 : 450,265.88 = 181,081.88 : x
  2. Step 2: Convert to fraction form
    326,284.53/450,265.88 = 181,081.88/x
  3. Step 3: Cross multiply
    326,284.53x = 450,265.88 × 181,081.88
  4. Step 4: Simplify right side
    326,284.53x = 81,534,993,454.29
  5. Step 5: Solve for x
    x = 81,534,993,454.29/326,284.53
  6. Step 6: Final answer
    x = 249,889.24

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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.