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Finding the Fourth Proportional to 352,354.08, 486,248.96 and 201,454.24

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Solution

The fourth proportional to 352,354.08, 486,248.96 and 201,454.24 is: 278,007.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,354.08 : 486,248.96 = 201,454.24 : x
  2. Step 2: Convert to fraction form
    352,354.08/486,248.96 = 201,454.24/x
  3. Step 3: Cross multiply
    352,354.08x = 486,248.96 × 201,454.24
  4. Step 4: Simplify right side
    352,354.08x = 97,956,914,687.59
  5. Step 5: Solve for x
    x = 97,956,914,687.59/352,354.08
  6. Step 6: Final answer
    x = 278,007.04

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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.