Home / 621,325.03-932,168.99-247,403.11

Finding the Fourth Proportional to 621,325.03, 932,168.99 and 247,403.11

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Solution

The fourth proportional to 621,325.03, 932,168.99 and 247,403.11 is: 371,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,325.03 : 932,168.99 = 247,403.11 : x
  2. Step 2: Convert to fraction form
    621,325.03/932,168.99 = 247,403.11/x
  3. Step 3: Cross multiply
    621,325.03x = 932,168.99 × 247,403.11
  4. Step 4: Simplify right side
    621,325.03x = 230,621,505,934.54
  5. Step 5: Solve for x
    x = 230,621,505,934.54/621,325.03
  6. Step 6: Final answer
    x = 371,176.91

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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.