Home / 638,263.50-957,559.32-238,910.04

Finding the Fourth Proportional to 638,263.50, 957,559.32 and 238,910.04

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Solution

The fourth proportional to 638,263.50, 957,559.32 and 238,910.04 is: 358,426.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,263.50 : 957,559.32 = 238,910.04 : x
  2. Step 2: Convert to fraction form
    638,263.50/957,559.32 = 238,910.04/x
  3. Step 3: Cross multiply
    638,263.50x = 957,559.32 × 238,910.04
  4. Step 4: Simplify right side
    638,263.50x = 228,770,535,443.57
  5. Step 5: Solve for x
    x = 228,770,535,443.57/638,263.50
  6. Step 6: Final answer
    x = 358,426.47

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1.5x scale

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.