Home / 441,664.00-609,341.09-288,791.67

Finding the Fourth Proportional to 441,664.00, 609,341.09 and 288,791.67

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Solution

The fourth proportional to 441,664.00, 609,341.09 and 288,791.67 is: 398,431.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,664.00 : 609,341.09 = 288,791.67 : x
  2. Step 2: Convert to fraction form
    441,664.00/609,341.09 = 288,791.67/x
  3. Step 3: Cross multiply
    441,664.00x = 609,341.09 × 288,791.67
  4. Step 4: Simplify right side
    441,664.00x = 175,972,631,702.70
  5. Step 5: Solve for x
    x = 175,972,631,702.70/441,664.00
  6. Step 6: Final answer
    x = 398,431.01

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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.