Home / 437,421.64-603,639.12-246,496.36

Finding the Fourth Proportional to 437,421.64, 603,639.12 and 246,496.36

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Solution

The fourth proportional to 437,421.64, 603,639.12 and 246,496.36 is: 340,163.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,421.64 : 603,639.12 = 246,496.36 : x
  2. Step 2: Convert to fraction form
    437,421.64/603,639.12 = 246,496.36/x
  3. Step 3: Cross multiply
    437,421.64x = 603,639.12 × 246,496.36
  4. Step 4: Simplify right side
    437,421.64x = 148,794,845,833.60
  5. Step 5: Solve for x
    x = 148,794,845,833.60/437,421.64
  6. Step 6: Final answer
    x = 340,163.43

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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.