Home / 785,249.61-1,177,861.45-194,273.61

Finding the Fourth Proportional to 785,249.61, 1,177,861.45 and 194,273.61

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Solution

The fourth proportional to 785,249.61, 1,177,861.45 and 194,273.61 is: 291,407.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,249.61 : 1,177,861.45 = 194,273.61 : x
  2. Step 2: Convert to fraction form
    785,249.61/1,177,861.45 = 194,273.61/x
  3. Step 3: Cross multiply
    785,249.61x = 1,177,861.45 × 194,273.61
  4. Step 4: Simplify right side
    785,249.61x = 228,827,395,971.33
  5. Step 5: Solve for x
    x = 228,827,395,971.33/785,249.61
  6. Step 6: Final answer
    x = 291,407.21

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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.