Home / 430,249.88-593,674.98-239,258.36

Finding the Fourth Proportional to 430,249.88, 593,674.98 and 239,258.36

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Solution

The fourth proportional to 430,249.88, 593,674.98 and 239,258.36 is: 330,137.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,249.88 : 593,674.98 = 239,258.36 : x
  2. Step 2: Convert to fraction form
    430,249.88/593,674.98 = 239,258.36/x
  3. Step 3: Cross multiply
    430,249.88x = 593,674.98 × 239,258.36
  4. Step 4: Simplify right side
    430,249.88x = 142,041,702,087.83
  5. Step 5: Solve for x
    x = 142,041,702,087.83/430,249.88
  6. Step 6: Final answer
    x = 330,137.69

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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.