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Finding the Fourth Proportional to 326,626.60, 450,766.96 and 181,448.96

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Solution

The fourth proportional to 326,626.60, 450,766.96 and 181,448.96 is: 250,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,626.60 : 450,766.96 = 181,448.96 : x
  2. Step 2: Convert to fraction form
    326,626.60/450,766.96 = 181,448.96/x
  3. Step 3: Cross multiply
    326,626.60x = 450,766.96 × 181,448.96
  4. Step 4: Simplify right side
    326,626.60x = 81,791,196,094.36
  5. Step 5: Solve for x
    x = 81,791,196,094.36/326,626.60
  6. Step 6: Final answer
    x = 250,411.93

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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.