Home / 692,813.68-1,039,103.40-194,062.96

Finding the Fourth Proportional to 692,813.68, 1,039,103.40 and 194,062.96

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Solution

The fourth proportional to 692,813.68, 1,039,103.40 and 194,062.96 is: 291,061.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,813.68 : 1,039,103.40 = 194,062.96 : x
  2. Step 2: Convert to fraction form
    692,813.68/1,039,103.40 = 194,062.96/x
  3. Step 3: Cross multiply
    692,813.68x = 1,039,103.40 × 194,062.96
  4. Step 4: Simplify right side
    692,813.68x = 201,651,481,550.06
  5. Step 5: Solve for x
    x = 201,651,481,550.06/692,813.68
  6. Step 6: Final answer
    x = 291,061.63

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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.