Home / 673,045.40-1,010,118.90-667,796.60

Finding the Fourth Proportional to 673,045.40, 1,010,118.90 and 667,796.60

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Solution

The fourth proportional to 673,045.40, 1,010,118.90 and 667,796.60 is: 1,002,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,045.40 : 1,010,118.90 = 667,796.60 : x
  2. Step 2: Convert to fraction form
    673,045.40/1,010,118.90 = 667,796.60/x
  3. Step 3: Cross multiply
    673,045.40x = 1,010,118.90 × 667,796.60
  4. Step 4: Simplify right side
    673,045.40x = 674,553,967,015.74
  5. Step 5: Solve for x
    x = 674,553,967,015.74/673,045.40
  6. Step 6: Final answer
    x = 1,002,241.40

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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.