Home / 670,741.90-1,006,003.44-197,316.58

Finding the Fourth Proportional to 670,741.90, 1,006,003.44 and 197,316.58

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Solution

The fourth proportional to 670,741.90, 1,006,003.44 and 197,316.58 is: 295,942.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,741.90 : 1,006,003.44 = 197,316.58 : x
  2. Step 2: Convert to fraction form
    670,741.90/1,006,003.44 = 197,316.58/x
  3. Step 3: Cross multiply
    670,741.90x = 1,006,003.44 × 197,316.58
  4. Step 4: Simplify right side
    670,741.90x = 198,501,158,249.04
  5. Step 5: Solve for x
    x = 198,501,158,249.04/670,741.90
  6. Step 6: Final answer
    x = 295,942.68

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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.