Home / 482,221.80-723,372.15-242,212.29

Finding the Fourth Proportional to 482,221.80, 723,372.15 and 242,212.29

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Solution

The fourth proportional to 482,221.80, 723,372.15 and 242,212.29 is: 363,338.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,221.80 : 723,372.15 = 242,212.29 : x
  2. Step 2: Convert to fraction form
    482,221.80/723,372.15 = 242,212.29/x
  3. Step 3: Cross multiply
    482,221.80x = 723,372.15 × 242,212.29
  4. Step 4: Simplify right side
    482,221.80x = 175,209,624,973.72
  5. Step 5: Solve for x
    x = 175,209,624,973.72/482,221.80
  6. Step 6: Final answer
    x = 363,338.25

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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.