Home / 696,506.28-1,044,586.39-393,033.66

Finding the Fourth Proportional to 696,506.28, 1,044,586.39 and 393,033.66

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Solution

The fourth proportional to 696,506.28, 1,044,586.39 and 393,033.66 is: 589,452.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,506.28 : 1,044,586.39 = 393,033.66 : x
  2. Step 2: Convert to fraction form
    696,506.28/1,044,586.39 = 393,033.66/x
  3. Step 3: Cross multiply
    696,506.28x = 1,044,586.39 × 393,033.66
  4. Step 4: Simplify right side
    696,506.28x = 410,557,612,047.89
  5. Step 5: Solve for x
    x = 410,557,612,047.89/696,506.28
  6. Step 6: Final answer
    x = 589,452.85

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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.