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Finding the Fourth Proportional to 352,593.54, 486,587.54 and 191,455.38

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Solution

The fourth proportional to 352,593.54, 486,587.54 and 191,455.38 is: 264,213.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,593.54 : 486,587.54 = 191,455.38 : x
  2. Step 2: Convert to fraction form
    352,593.54/486,587.54 = 191,455.38/x
  3. Step 3: Cross multiply
    352,593.54x = 486,587.54 × 191,455.38
  4. Step 4: Simplify right side
    352,593.54x = 93,159,801,416.69
  5. Step 5: Solve for x
    x = 93,159,801,416.69/352,593.54
  6. Step 6: Final answer
    x = 264,213.01

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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.