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Finding the Fourth Proportional to 362,403.50, 500,123.60 and 201,273.64

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Solution

The fourth proportional to 362,403.50, 500,123.60 and 201,273.64 is: 277,761.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,403.50 : 500,123.60 = 201,273.64 : x
  2. Step 2: Convert to fraction form
    362,403.50/500,123.60 = 201,273.64/x
  3. Step 3: Cross multiply
    362,403.50x = 500,123.60 × 201,273.64
  4. Step 4: Simplify right side
    362,403.50x = 100,661,697,421.90
  5. Step 5: Solve for x
    x = 100,661,697,421.90/362,403.50
  6. Step 6: Final answer
    x = 277,761.39

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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.