Home / 351,057.24-484,420.50-200,154.24

Finding the Fourth Proportional to 351,057.24, 484,420.50 and 200,154.24

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Solution

The fourth proportional to 351,057.24, 484,420.50 and 200,154.24 is: 276,190.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,057.24 : 484,420.50 = 200,154.24 : x
  2. Step 2: Convert to fraction form
    351,057.24/484,420.50 = 200,154.24/x
  3. Step 3: Cross multiply
    351,057.24x = 484,420.50 × 200,154.24
  4. Step 4: Simplify right side
    351,057.24x = 96,958,817,017.92
  5. Step 5: Solve for x
    x = 96,958,817,017.92/351,057.24
  6. Step 6: Final answer
    x = 276,190.91

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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.