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Finding the Fourth Proportional to 650,735.52, 976,099.77 and 434,136.12

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Solution

The fourth proportional to 650,735.52, 976,099.77 and 434,136.12 is: 651,201.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,735.52 : 976,099.77 = 434,136.12 : x
  2. Step 2: Convert to fraction form
    650,735.52/976,099.77 = 434,136.12/x
  3. Step 3: Cross multiply
    650,735.52x = 976,099.77 × 434,136.12
  4. Step 4: Simplify right side
    650,735.52x = 423,760,166,880.69
  5. Step 5: Solve for x
    x = 423,760,166,880.69/650,735.52
  6. Step 6: Final answer
    x = 651,201.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.