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Finding the Fourth Proportional to 323,324.80, 484,987.20 and 323,324.80

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Solution

The fourth proportional to 323,324.80, 484,987.20 and 323,324.80 is: 484,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,324.80 : 484,987.20 = 323,324.80 : x
  2. Step 2: Convert to fraction form
    323,324.80/484,987.20 = 323,324.80/x
  3. Step 3: Cross multiply
    323,324.80x = 484,987.20 × 323,324.80
  4. Step 4: Simplify right side
    323,324.80x = 156,808,389,442.56
  5. Step 5: Solve for x
    x = 156,808,389,442.56/323,324.80
  6. Step 6: Final answer
    x = 484,987.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.