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Finding the Fourth Proportional to 555,331.01, 832,996.63 and 200,344.92

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Solution

The fourth proportional to 555,331.01, 832,996.63 and 200,344.92 is: 300,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,331.01 : 832,996.63 = 200,344.92 : x
  2. Step 2: Convert to fraction form
    555,331.01/832,996.63 = 200,344.92/x
  3. Step 3: Cross multiply
    555,331.01x = 832,996.63 × 200,344.92
  4. Step 4: Simplify right side
    555,331.01x = 166,886,643,230.59
  5. Step 5: Solve for x
    x = 166,886,643,230.59/555,331.01
  6. Step 6: Final answer
    x = 300,517.42

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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.