Home / 351,683.10-485,322.03-190,542.24

Finding the Fourth Proportional to 351,683.10, 485,322.03 and 190,542.24

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Solution

The fourth proportional to 351,683.10, 485,322.03 and 190,542.24 is: 262,947.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,683.10 : 485,322.03 = 190,542.24 : x
  2. Step 2: Convert to fraction form
    351,683.10/485,322.03 = 190,542.24/x
  3. Step 3: Cross multiply
    351,683.10x = 485,322.03 × 190,542.24
  4. Step 4: Simplify right side
    351,683.10x = 92,474,346,717.55
  5. Step 5: Solve for x
    x = 92,474,346,717.55/351,683.10
  6. Step 6: Final answer
    x = 262,947.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.