Home / 622,072.20-932,417.10-267,025.80

Finding the Fourth Proportional to 622,072.20, 932,417.10 and 267,025.80

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Solution

The fourth proportional to 622,072.20, 932,417.10 and 267,025.80 is: 400,242.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,072.20 : 932,417.10 = 267,025.80 : x
  2. Step 2: Convert to fraction form
    622,072.20/932,417.10 = 267,025.80/x
  3. Step 3: Cross multiply
    622,072.20x = 932,417.10 × 267,025.80
  4. Step 4: Simplify right side
    622,072.20x = 248,979,422,061.18
  5. Step 5: Solve for x
    x = 248,979,422,061.18/622,072.20
  6. Step 6: Final answer
    x = 400,242.00

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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.