Home / 638,233.52-957,360.22-188,999.84

Finding the Fourth Proportional to 638,233.52, 957,360.22 and 188,999.84

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Solution

The fourth proportional to 638,233.52, 957,360.22 and 188,999.84 is: 283,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,233.52 : 957,360.22 = 188,999.84 : x
  2. Step 2: Convert to fraction form
    638,233.52/957,360.22 = 188,999.84/x
  3. Step 3: Cross multiply
    638,233.52x = 957,360.22 × 188,999.84
  4. Step 4: Simplify right side
    638,233.52x = 180,940,928,402.37
  5. Step 5: Solve for x
    x = 180,940,928,402.37/638,233.52
  6. Step 6: Final answer
    x = 283,502.70

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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.