Home / 673,277.80-1,009,916.70-667,372.90

Finding the Fourth Proportional to 673,277.80, 1,009,916.70 and 667,372.90

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Solution

The fourth proportional to 673,277.80, 1,009,916.70 and 667,372.90 is: 1,001,059.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,277.80 : 1,009,916.70 = 667,372.90 : x
  2. Step 2: Convert to fraction form
    673,277.80/1,009,916.70 = 667,372.90/x
  3. Step 3: Cross multiply
    673,277.80x = 1,009,916.70 × 667,372.90
  4. Step 4: Simplify right side
    673,277.80x = 673,991,036,837.43
  5. Step 5: Solve for x
    x = 673,991,036,837.43/673,277.80
  6. Step 6: Final answer
    x = 1,001,059.35

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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.