Home / 645,186.60-967,751.96-195,897.29

Finding the Fourth Proportional to 645,186.60, 967,751.96 and 195,897.29

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Solution

The fourth proportional to 645,186.60, 967,751.96 and 195,897.29 is: 293,837.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,186.60 : 967,751.96 = 195,897.29 : x
  2. Step 2: Convert to fraction form
    645,186.60/967,751.96 = 195,897.29/x
  3. Step 3: Cross multiply
    645,186.60x = 967,751.96 × 195,897.29
  4. Step 4: Simplify right side
    645,186.60x = 189,579,980,537.94
  5. Step 5: Solve for x
    x = 189,579,980,537.94/645,186.60
  6. Step 6: Final answer
    x = 293,837.44

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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.