Home / 382,804.20-574,328.70-116,615.40

Finding the Fourth Proportional to 382,804.20, 574,328.70 and 116,615.40

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Solution

The fourth proportional to 382,804.20, 574,328.70 and 116,615.40 is: 174,960.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,804.20 : 574,328.70 = 116,615.40 : x
  2. Step 2: Convert to fraction form
    382,804.20/574,328.70 = 116,615.40/x
  3. Step 3: Cross multiply
    382,804.20x = 574,328.70 × 116,615.40
  4. Step 4: Simplify right side
    382,804.20x = 66,975,571,081.98
  5. Step 5: Solve for x
    x = 66,975,571,081.98/382,804.20
  6. Step 6: Final answer
    x = 174,960.39

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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.