Home / 207,200.45-286,446.11-205,305.97

Finding the Fourth Proportional to 207,200.45, 286,446.11 and 205,305.97

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Solution

The fourth proportional to 207,200.45, 286,446.11 and 205,305.97 is: 283,827.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,200.45 : 286,446.11 = 205,305.97 : x
  2. Step 2: Convert to fraction form
    207,200.45/286,446.11 = 205,305.97/x
  3. Step 3: Cross multiply
    207,200.45x = 286,446.11 × 205,305.97
  4. Step 4: Simplify right side
    207,200.45x = 58,809,096,263.43
  5. Step 5: Solve for x
    x = 58,809,096,263.43/207,200.45
  6. Step 6: Final answer
    x = 283,827.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.