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Finding the Fourth Proportional to 352,594.80, 486,581.40 and 191,450.16

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Solution

The fourth proportional to 352,594.80, 486,581.40 and 191,450.16 is: 264,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,594.80 : 486,581.40 = 191,450.16 : x
  2. Step 2: Convert to fraction form
    352,594.80/486,581.40 = 191,450.16/x
  3. Step 3: Cross multiply
    352,594.80x = 486,581.40 × 191,450.16
  4. Step 4: Simplify right side
    352,594.80x = 93,156,086,883.02
  5. Step 5: Solve for x
    x = 93,156,086,883.02/352,594.80
  6. Step 6: Final answer
    x = 264,201.53

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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.