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Finding the Fourth Proportional to 451,850.97, 623,550.77 and 260,969.61

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Solution

The fourth proportional to 451,850.97, 623,550.77 and 260,969.61 is: 360,136.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,850.97 : 623,550.77 = 260,969.61 : x
  2. Step 2: Convert to fraction form
    451,850.97/623,550.77 = 260,969.61/x
  3. Step 3: Cross multiply
    451,850.97x = 623,550.77 × 260,969.61
  4. Step 4: Simplify right side
    451,850.97x = 162,727,801,262.10
  5. Step 5: Solve for x
    x = 162,727,801,262.10/451,850.97
  6. Step 6: Final answer
    x = 360,136.00

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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.