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Finding the Fourth Proportional to 283,773.09, 391,606.73 and 162,922.17

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Solution

The fourth proportional to 283,773.09, 391,606.73 and 162,922.17 is: 224,832.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,773.09 : 391,606.73 = 162,922.17 : x
  2. Step 2: Convert to fraction form
    283,773.09/391,606.73 = 162,922.17/x
  3. Step 3: Cross multiply
    283,773.09x = 391,606.73 × 162,922.17
  4. Step 4: Simplify right side
    283,773.09x = 63,801,416,280.17
  5. Step 5: Solve for x
    x = 63,801,416,280.17/283,773.09
  6. Step 6: Final answer
    x = 224,832.51

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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.