Home / 970,756.20-1,456,571.70-465,121.80

Finding the Fourth Proportional to 970,756.20, 1,456,571.70 and 465,121.80

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Solution

The fourth proportional to 970,756.20, 1,456,571.70 and 465,121.80 is: 697,892.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,756.20 : 1,456,571.70 = 465,121.80 : x
  2. Step 2: Convert to fraction form
    970,756.20/1,456,571.70 = 465,121.80/x
  3. Step 3: Cross multiply
    970,756.20x = 1,456,571.70 × 465,121.80
  4. Step 4: Simplify right side
    970,756.20x = 677,483,250,933.06
  5. Step 5: Solve for x
    x = 677,483,250,933.06/970,756.20
  6. Step 6: Final answer
    x = 697,892.27

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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.