Home / 438,834.26-658,204.20-297,586.18

Finding the Fourth Proportional to 438,834.26, 658,204.20 and 297,586.18

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Solution

The fourth proportional to 438,834.26, 658,204.20 and 297,586.18 is: 446,347.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,834.26 : 658,204.20 = 297,586.18 : x
  2. Step 2: Convert to fraction form
    438,834.26/658,204.20 = 297,586.18/x
  3. Step 3: Cross multiply
    438,834.26x = 658,204.20 × 297,586.18
  4. Step 4: Simplify right side
    438,834.26x = 195,872,473,537.96
  5. Step 5: Solve for x
    x = 195,872,473,537.96/438,834.26
  6. Step 6: Final answer
    x = 446,347.27

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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.