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Finding the Fourth Proportional to 650,768.35, 898,167.81 and 446,651.59

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Solution

The fourth proportional to 650,768.35, 898,167.81 and 446,651.59 is: 616,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,768.35 : 898,167.81 = 446,651.59 : x
  2. Step 2: Convert to fraction form
    650,768.35/898,167.81 = 446,651.59/x
  3. Step 3: Cross multiply
    650,768.35x = 898,167.81 × 446,651.59
  4. Step 4: Simplify right side
    650,768.35x = 401,168,080,423.32
  5. Step 5: Solve for x
    x = 401,168,080,423.32/650,768.35
  6. Step 6: Final answer
    x = 616,452.97

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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.