Home / 406,450.26-609,734.79-195,915.06

Finding the Fourth Proportional to 406,450.26, 609,734.79 and 195,915.06

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Solution

The fourth proportional to 406,450.26, 609,734.79 and 195,915.06 is: 293,901.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,450.26 : 609,734.79 = 195,915.06 : x
  2. Step 2: Convert to fraction form
    406,450.26/609,734.79 = 195,915.06/x
  3. Step 3: Cross multiply
    406,450.26x = 609,734.79 × 195,915.06
  4. Step 4: Simplify right side
    406,450.26x = 119,456,227,966.94
  5. Step 5: Solve for x
    x = 119,456,227,966.94/406,450.26
  6. Step 6: Final answer
    x = 293,901.22

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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.