Home / 624,154.14-936,257.13-203,433.66

Finding the Fourth Proportional to 624,154.14, 936,257.13 and 203,433.66

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Solution

The fourth proportional to 624,154.14, 936,257.13 and 203,433.66 is: 305,158.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,154.14 : 936,257.13 = 203,433.66 : x
  2. Step 2: Convert to fraction form
    624,154.14/936,257.13 = 203,433.66/x
  3. Step 3: Cross multiply
    624,154.14x = 936,257.13 × 203,433.66
  4. Step 4: Simplify right side
    624,154.14x = 190,466,214,657.00
  5. Step 5: Solve for x
    x = 190,466,214,657.00/624,154.14
  6. Step 6: Final answer
    x = 305,158.94

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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.