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Finding the Fourth Proportional to 352,586.77, 486,569.77 and 191,441.93

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Solution

The fourth proportional to 352,586.77, 486,569.77 and 191,441.93 is: 264,189.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,586.77 : 486,569.77 = 191,441.93 : x
  2. Step 2: Convert to fraction form
    352,586.77/486,569.77 = 191,441.93/x
  3. Step 3: Cross multiply
    352,586.77x = 486,569.77 × 191,441.93
  4. Step 4: Simplify right side
    352,586.77x = 93,149,852,937.00
  5. Step 5: Solve for x
    x = 93,149,852,937.00/352,586.77
  6. Step 6: Final answer
    x = 264,189.87

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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.