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Finding the Fourth Proportional to 591,764.00, 816,617.98 and 333,638.68

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Solution

The fourth proportional to 591,764.00, 816,617.98 and 333,638.68 is: 460,412.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,764.00 : 816,617.98 = 333,638.68 : x
  2. Step 2: Convert to fraction form
    591,764.00/816,617.98 = 333,638.68/x
  3. Step 3: Cross multiply
    591,764.00x = 816,617.98 × 333,638.68
  4. Step 4: Simplify right side
    591,764.00x = 272,455,347,324.88
  5. Step 5: Solve for x
    x = 272,455,347,324.88/591,764.00
  6. Step 6: Final answer
    x = 460,412.17

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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.