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Finding the Fourth Proportional to 376,258.96, 519,220.02 and 206,495.92

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Solution

The fourth proportional to 376,258.96, 519,220.02 and 206,495.92 is: 284,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,258.96 : 519,220.02 = 206,495.92 : x
  2. Step 2: Convert to fraction form
    376,258.96/519,220.02 = 206,495.92/x
  3. Step 3: Cross multiply
    376,258.96x = 519,220.02 × 206,495.92
  4. Step 4: Simplify right side
    376,258.96x = 107,216,815,712.32
  5. Step 5: Solve for x
    x = 107,216,815,712.32/376,258.96
  6. Step 6: Final answer
    x = 284,954.85

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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.