Home / 756,954.96-1,136,219.88-557,500.56

Finding the Fourth Proportional to 756,954.96, 1,136,219.88 and 557,500.56

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Solution

The fourth proportional to 756,954.96, 1,136,219.88 and 557,500.56 is: 836,830.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,954.96 : 1,136,219.88 = 557,500.56 : x
  2. Step 2: Convert to fraction form
    756,954.96/1,136,219.88 = 557,500.56/x
  3. Step 3: Cross multiply
    756,954.96x = 1,136,219.88 × 557,500.56
  4. Step 4: Simplify right side
    756,954.96x = 633,443,219,383.13
  5. Step 5: Solve for x
    x = 633,443,219,383.13/756,954.96
  6. Step 6: Final answer
    x = 836,830.79

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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.