Home / 503,724.15-755,581.64-204,133.50

Finding the Fourth Proportional to 503,724.15, 755,581.64 and 204,133.50

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Solution

The fourth proportional to 503,724.15, 755,581.64 and 204,133.50 is: 306,198.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,724.15 : 755,581.64 = 204,133.50 : x
  2. Step 2: Convert to fraction form
    503,724.15/755,581.64 = 204,133.50/x
  3. Step 3: Cross multiply
    503,724.15x = 755,581.64 × 204,133.50
  4. Step 4: Simplify right side
    503,724.15x = 154,239,523,688.27
  5. Step 5: Solve for x
    x = 154,239,523,688.27/503,724.15
  6. Step 6: Final answer
    x = 306,198.39

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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.