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Finding the Fourth Proportional to 352,682.06, 486,701.12 and 191,537.16

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Solution

The fourth proportional to 352,682.06, 486,701.12 and 191,537.16 is: 264,321.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,682.06 : 486,701.12 = 191,537.16 : x
  2. Step 2: Convert to fraction form
    352,682.06/486,701.12 = 191,537.16/x
  3. Step 3: Cross multiply
    352,682.06x = 486,701.12 × 191,537.16
  4. Step 4: Simplify right side
    352,682.06x = 93,221,350,293.62
  5. Step 5: Solve for x
    x = 93,221,350,293.62/352,682.06
  6. Step 6: Final answer
    x = 264,321.21

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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.