Home / 621,918.41-932,874.43-242,877.64

Finding the Fourth Proportional to 621,918.41, 932,874.43 and 242,877.64

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Solution

The fourth proportional to 621,918.41, 932,874.43 and 242,877.64 is: 364,315.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,918.41 : 932,874.43 = 242,877.64 : x
  2. Step 2: Convert to fraction form
    621,918.41/932,874.43 = 242,877.64/x
  3. Step 3: Cross multiply
    621,918.41x = 932,874.43 × 242,877.64
  4. Step 4: Simplify right side
    621,918.41x = 226,574,339,974.75
  5. Step 5: Solve for x
    x = 226,574,339,974.75/621,918.41
  6. Step 6: Final answer
    x = 364,315.22

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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.