Home / 648,250.20-972,375.30-174,934.80

Finding the Fourth Proportional to 648,250.20, 972,375.30 and 174,934.80

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Solution

The fourth proportional to 648,250.20, 972,375.30 and 174,934.80 is: 262,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,250.20 : 972,375.30 = 174,934.80 : x
  2. Step 2: Convert to fraction form
    648,250.20/972,375.30 = 174,934.80/x
  3. Step 3: Cross multiply
    648,250.20x = 972,375.30 × 174,934.80
  4. Step 4: Simplify right side
    648,250.20x = 170,102,278,630.44
  5. Step 5: Solve for x
    x = 170,102,278,630.44/648,250.20
  6. Step 6: Final answer
    x = 262,402.20

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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.