Home / 607,528.91-837,761.93-521,771.85

Finding the Fourth Proportional to 607,528.91, 837,761.93 and 521,771.85

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Solution

The fourth proportional to 607,528.91, 837,761.93 and 521,771.85 is: 719,505.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,528.91 : 837,761.93 = 521,771.85 : x
  2. Step 2: Convert to fraction form
    607,528.91/837,761.93 = 521,771.85/x
  3. Step 3: Cross multiply
    607,528.91x = 837,761.93 × 521,771.85
  4. Step 4: Simplify right side
    607,528.91x = 437,120,593,380.10
  5. Step 5: Solve for x
    x = 437,120,593,380.10/607,528.91
  6. Step 6: Final answer
    x = 719,505.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.