Home / 624,939.40-937,457.67-204,257.80

Finding the Fourth Proportional to 624,939.40, 937,457.67 and 204,257.80

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Solution

The fourth proportional to 624,939.40, 937,457.67 and 204,257.80 is: 306,402.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,939.40 : 937,457.67 = 204,257.80 : x
  2. Step 2: Convert to fraction form
    624,939.40/937,457.67 = 204,257.80/x
  3. Step 3: Cross multiply
    624,939.40x = 937,457.67 × 204,257.80
  4. Step 4: Simplify right side
    624,939.40x = 191,483,041,267.33
  5. Step 5: Solve for x
    x = 191,483,041,267.33/624,939.40
  6. Step 6: Final answer
    x = 306,402.57

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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.