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Finding the Fourth Proportional to 352,583.46, 486,575.03 and 191,448.34

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Solution

The fourth proportional to 352,583.46, 486,575.03 and 191,448.34 is: 264,204.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,583.46 : 486,575.03 = 191,448.34 : x
  2. Step 2: Convert to fraction form
    352,583.46/486,575.03 = 191,448.34/x
  3. Step 3: Cross multiply
    352,583.46x = 486,575.03 × 191,448.34
  4. Step 4: Simplify right side
    352,583.46x = 93,153,981,778.95
  5. Step 5: Solve for x
    x = 93,153,981,778.95/352,583.46
  6. Step 6: Final answer
    x = 264,204.06

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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.