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Finding the Fourth Proportional to 202,314.20, 303,341.70 and 84,032.60

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Solution

The fourth proportional to 202,314.20, 303,341.70 and 84,032.60 is: 125,995.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,314.20 : 303,341.70 = 84,032.60 : x
  2. Step 2: Convert to fraction form
    202,314.20/303,341.70 = 84,032.60/x
  3. Step 3: Cross multiply
    202,314.20x = 303,341.70 × 84,032.60
  4. Step 4: Simplify right side
    202,314.20x = 25,490,591,739.42
  5. Step 5: Solve for x
    x = 25,490,591,739.42/202,314.20
  6. Step 6: Final answer
    x = 125,995.07

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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.