Home / 646,012.68-969,083.55-246,989.13

Finding the Fourth Proportional to 646,012.68, 969,083.55 and 246,989.13

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Solution

The fourth proportional to 646,012.68, 969,083.55 and 246,989.13 is: 370,508.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,012.68 : 969,083.55 = 246,989.13 : x
  2. Step 2: Convert to fraction form
    646,012.68/969,083.55 = 246,989.13/x
  3. Step 3: Cross multiply
    646,012.68x = 969,083.55 × 246,989.13
  4. Step 4: Simplify right side
    646,012.68x = 239,353,102,911.81
  5. Step 5: Solve for x
    x = 239,353,102,911.81/646,012.68
  6. Step 6: Final answer
    x = 370,508.37

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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.