Home / 702,136.94-1,053,314.75-228,712.19

Finding the Fourth Proportional to 702,136.94, 1,053,314.75 and 228,712.19

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Solution

The fourth proportional to 702,136.94, 1,053,314.75 and 228,712.19 is: 343,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,136.94 : 1,053,314.75 = 228,712.19 : x
  2. Step 2: Convert to fraction form
    702,136.94/1,053,314.75 = 228,712.19/x
  3. Step 3: Cross multiply
    702,136.94x = 1,053,314.75 × 228,712.19
  4. Step 4: Simplify right side
    702,136.94x = 240,905,918,537.01
  5. Step 5: Solve for x
    x = 240,905,918,537.01/702,136.94
  6. Step 6: Final answer
    x = 343,103.90

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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.