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Finding the Fourth Proportional to 324,084.40, 486,126.60 and 294,535.60

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Solution

The fourth proportional to 324,084.40, 486,126.60 and 294,535.60 is: 441,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,084.40 : 486,126.60 = 294,535.60 : x
  2. Step 2: Convert to fraction form
    324,084.40/486,126.60 = 294,535.60/x
  3. Step 3: Cross multiply
    324,084.40x = 486,126.60 × 294,535.60
  4. Step 4: Simplify right side
    324,084.40x = 143,181,589,806.96
  5. Step 5: Solve for x
    x = 143,181,589,806.96/324,084.40
  6. Step 6: Final answer
    x = 441,803.40

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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.