Home / 621,920.16-932,877.07-242,879.38

Finding the Fourth Proportional to 621,920.16, 932,877.07 and 242,879.38

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Solution

The fourth proportional to 621,920.16, 932,877.07 and 242,879.38 is: 364,317.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,920.16 : 932,877.07 = 242,879.38 : x
  2. Step 2: Convert to fraction form
    621,920.16/932,877.07 = 242,879.38/x
  3. Step 3: Cross multiply
    621,920.16x = 932,877.07 × 242,879.38
  4. Step 4: Simplify right side
    621,920.16x = 226,576,601,438.43
  5. Step 5: Solve for x
    x = 226,576,601,438.43/621,920.16
  6. Step 6: Final answer
    x = 364,317.83

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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.