Home / 621,861.09-932,317.57-195,150.79

Finding the Fourth Proportional to 621,861.09, 932,317.57 and 195,150.79

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Solution

The fourth proportional to 621,861.09, 932,317.57 and 195,150.79 is: 292,577.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,861.09 : 932,317.57 = 195,150.79 : x
  2. Step 2: Convert to fraction form
    621,861.09/932,317.57 = 195,150.79/x
  3. Step 3: Cross multiply
    621,861.09x = 932,317.57 × 195,150.79
  4. Step 4: Simplify right side
    621,861.09x = 181,942,510,316.38
  5. Step 5: Solve for x
    x = 181,942,510,316.38/621,861.09
  6. Step 6: Final answer
    x = 292,577.42

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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.