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Finding the Fourth Proportional to 650,116.38, 897,081.99 and 374,564.37

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Solution

The fourth proportional to 650,116.38, 897,081.99 and 374,564.37 is: 516,853.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,116.38 : 897,081.99 = 374,564.37 : x
  2. Step 2: Convert to fraction form
    650,116.38/897,081.99 = 374,564.37/x
  3. Step 3: Cross multiply
    650,116.38x = 897,081.99 × 374,564.37
  4. Step 4: Simplify right side
    650,116.38x = 336,014,950,422.70
  5. Step 5: Solve for x
    x = 336,014,950,422.70/650,116.38
  6. Step 6: Final answer
    x = 516,853.54

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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.