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Finding the Fourth Proportional to 609,195.09, 840,657.19 and 333,500.12

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Solution

The fourth proportional to 609,195.09, 840,657.19 and 333,500.12 is: 460,212.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,195.09 : 840,657.19 = 333,500.12 : x
  2. Step 2: Convert to fraction form
    609,195.09/840,657.19 = 333,500.12/x
  3. Step 3: Cross multiply
    609,195.09x = 840,657.19 × 333,500.12
  4. Step 4: Simplify right side
    609,195.09x = 280,359,268,033.08
  5. Step 5: Solve for x
    x = 280,359,268,033.08/609,195.09
  6. Step 6: Final answer
    x = 460,212.62

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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.