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Finding the Fourth Proportional to 333,625.12, 460,435.60 and 190,406.59

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Solution

The fourth proportional to 333,625.12, 460,435.60 and 190,406.59 is: 262,779.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,625.12 : 460,435.60 = 190,406.59 : x
  2. Step 2: Convert to fraction form
    333,625.12/460,435.60 = 190,406.59/x
  3. Step 3: Cross multiply
    333,625.12x = 460,435.60 × 190,406.59
  4. Step 4: Simplify right side
    333,625.12x = 87,669,972,510.60
  5. Step 5: Solve for x
    x = 87,669,972,510.60/333,625.12
  6. Step 6: Final answer
    x = 262,779.89

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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.