Home / 708,984.28-1,063,491-395,436.52

Finding the Fourth Proportional to 708,984.28, 1,063,491 and 395,436.52

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Solution

The fourth proportional to 708,984.28, 1,063,491 and 395,436.52 is: 593,162.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,984.28 : 1,063,491 = 395,436.52 : x
  2. Step 2: Convert to fraction form
    708,984.28/1,063,491 = 395,436.52/x
  3. Step 3: Cross multiply
    708,984.28x = 1,063,491 × 395,436.52
  4. Step 4: Simplify right side
    708,984.28x = 420,543,180,091.32
  5. Step 5: Solve for x
    x = 420,543,180,091.32/708,984.28
  6. Step 6: Final answer
    x = 593,162.91

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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.