Home / 335,923.40-503,885.10-99,273.80

Finding the Fourth Proportional to 335,923.40, 503,885.10 and 99,273.80

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Solution

The fourth proportional to 335,923.40, 503,885.10 and 99,273.80 is: 148,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,923.40 : 503,885.10 = 99,273.80 : x
  2. Step 2: Convert to fraction form
    335,923.40/503,885.10 = 99,273.80/x
  3. Step 3: Cross multiply
    335,923.40x = 503,885.10 × 99,273.80
  4. Step 4: Simplify right side
    335,923.40x = 50,022,588,640.38
  5. Step 5: Solve for x
    x = 50,022,588,640.38/335,923.40
  6. Step 6: Final answer
    x = 148,910.70

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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.