Home / 344,596.03-516,367.78-144,807.21

Finding the Fourth Proportional to 344,596.03, 516,367.78 and 144,807.21

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Solution

The fourth proportional to 344,596.03, 516,367.78 and 144,807.21 is: 216,989.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,596.03 : 516,367.78 = 144,807.21 : x
  2. Step 2: Convert to fraction form
    344,596.03/516,367.78 = 144,807.21/x
  3. Step 3: Cross multiply
    344,596.03x = 516,367.78 × 144,807.21
  4. Step 4: Simplify right side
    344,596.03x = 74,773,777,193.68
  5. Step 5: Solve for x
    x = 74,773,777,193.68/344,596.03
  6. Step 6: Final answer
    x = 216,989.67

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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.