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Finding the Fourth Proportional to 362,662.70, 500,451.53 and 201,508.34

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Solution

The fourth proportional to 362,662.70, 500,451.53 and 201,508.34 is: 278,068.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,662.70 : 500,451.53 = 201,508.34 : x
  2. Step 2: Convert to fraction form
    362,662.70/500,451.53 = 201,508.34/x
  3. Step 3: Cross multiply
    362,662.70x = 500,451.53 × 201,508.34
  4. Step 4: Simplify right side
    362,662.70x = 100,845,153,550.96
  5. Step 5: Solve for x
    x = 100,845,153,550.96/362,662.70
  6. Step 6: Final answer
    x = 278,068.73

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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.