Home / 827,781.40-1,241,817.90-295,611.40

Finding the Fourth Proportional to 827,781.40, 1,241,817.90 and 295,611.40

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Solution

The fourth proportional to 827,781.40, 1,241,817.90 and 295,611.40 is: 443,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,781.40 : 1,241,817.90 = 295,611.40 : x
  2. Step 2: Convert to fraction form
    827,781.40/1,241,817.90 = 295,611.40/x
  3. Step 3: Cross multiply
    827,781.40x = 1,241,817.90 × 295,611.40
  4. Step 4: Simplify right side
    827,781.40x = 367,095,527,964.06
  5. Step 5: Solve for x
    x = 367,095,527,964.06/827,781.40
  6. Step 6: Final answer
    x = 443,469.17

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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.