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Finding the Fourth Proportional to 376,646.68, 519,770.20 and 204,562.72

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Solution

The fourth proportional to 376,646.68, 519,770.20 and 204,562.72 is: 282,295.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,646.68 : 519,770.20 = 204,562.72 : x
  2. Step 2: Convert to fraction form
    376,646.68/519,770.20 = 204,562.72/x
  3. Step 3: Cross multiply
    376,646.68x = 519,770.20 × 204,562.72
  4. Step 4: Simplify right side
    376,646.68x = 106,325,605,886.94
  5. Step 5: Solve for x
    x = 106,325,605,886.94/376,646.68
  6. Step 6: Final answer
    x = 282,295.35

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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.