Home / 691,012.35-1,036,666.10-241,747.87

Finding the Fourth Proportional to 691,012.35, 1,036,666.10 and 241,747.87

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Solution

The fourth proportional to 691,012.35, 1,036,666.10 and 241,747.87 is: 362,673.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,012.35 : 1,036,666.10 = 241,747.87 : x
  2. Step 2: Convert to fraction form
    691,012.35/1,036,666.10 = 241,747.87/x
  3. Step 3: Cross multiply
    691,012.35x = 1,036,666.10 × 241,747.87
  4. Step 4: Simplify right side
    691,012.35x = 250,611,821,576.21
  5. Step 5: Solve for x
    x = 250,611,821,576.21/691,012.35
  6. Step 6: Final answer
    x = 362,673.43

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1.5x scale

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.